Quintessent has a total of 10 patents globally, out of which 5 have been granted. Of these 10 patents, all the patents are active. The United States of America is where Quintessent has filed all their patents. Parallelly, United States of America seems to be the main focused R&D centre and also is the origin country of Quintessent.
Quintessent was founded in 2019. Quintessent is a company that develops photonic integrated circuits and quantum dot-based lasers. Its technologies enable future applications in deep learning systems, optical networking, and sensing by utilizing the special qualities of quantum dot gain medium with co-designed architectures.
Do read about some of the most popular patents of Quintessent which have been covered by us in this article and also you can find Quintessent patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Quintessent patent portfolio.
How many patents does Quintessent have?
Quintessent has a total of 10 patents globally. These patents belong to 6 unique patent family. Out of 10 patents, all the patents are active.
How Many Patents did Quintessent File Every Year?
Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.
| Year of Patents Filing or Grant | Quintessent Applications Filed | Quintessent Patents Granted |
| 2023 | 1 | 2 |
| 2022 | 4 | 1 |
| 2021 | 3 | 2 |
| 2020 | 2 | – |
How many Quintessent patents are Alive/Dead?
All the Quintessent patents are Alive.
How Many Patents did Quintessent File in Different Countries?
Quintessent filled all their patents in United States of America.
Where are Research Centers of Quintessent Patents Located?
The Research Center of Quintessent Patents is the United States of America.
Best Quintessent Patents
US11131806B2 is the most popular patent in the Quintessent portfolio. It has received 2 citations so far from company like Huawei Technologies.
Below is the list of most cited patents of Quintessent:
| Publication Number | Citation Count |
| US11131806B2 | 2 |
| US11150406B2 | 1 |
| US20220320832A1 | 1 |
What Percentage of Quintessent US Patent Applications Were Granted?
Quintessent (Excluding its subsidiaries) has filed 6 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 6 have been granted leading to a grant rate of 100%.
Below are the key stats of Quintessent patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for Apple?
| Law Firm | Total Applications | Success Rate |
| Lkglobal | 6 | 100% |
List of Quintessent Patents
| Quintessent Patent | Title |
| US11733457B2 | Optically Active Waveguide And Method Of Formation |
| US11631967B2 | System Comprising An Integrated Waveguide-Coupled Optically Active Device And Method Of Formation |
| US11402576B2 | Passive Compensation Of Non-Uniform Channel Characteristics Of Spectrally Selective Device Arrays In Multiwavelength Photonic Integrated Circuits |
| US11150406B2 | Optically Active Waveguide And Method Of Formation |
| US11131806B2 | System Comprising An Integrated Waveguide-Coupled Optically Active Device And Method Of Formation |
| US20230353251A1 | Photonic Integrated Circuit For High-Wavelength-Channel-Count Wavelength-Division-Multiplexed Systems |
| US20230168431A1 | Photonic Systems Comprising An Asymmetric Coupler And Methods Of Fabrication |
| US20230109277A1 | System Comprising An Integrated Waveguide-Coupled Optically Active Device And Method Of Formation |
| US20230048527A1 | Apparatus Comprising A Distributed Coupled-Cavity Waveguide Reflector |
| US20220320832A1 | Systems And Methods For Distributing Optical Signals Using A Photonic Integrated Circuit |
What are Quintessent key innovation segments?
What Technologies are Covered by Quintessent?
The chart below distributes patents filed by Quintessent