For the Inventor, By the Inventor

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San Francisco, CA, United States of America

Pakal Technologies, LLC

USPTO Granted Patents = 30

EPO Patents = 2

Trademarks = 4

Forward Citations = 26

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8 inventors (with patents filed for the assignee):

Richard A Blanchard (26 out of 271 patents)

Hidenori Akiyama (19 out of 21 patents)

Vladimir Rodov (19 out of 48 patents)

4. Woytek Tworzydlo (17 out of 17 patents)

5. Paul McKay Moore (8 out of 20 patents)

6. Richard A Blanchard (3 out of 46 patents)

7. Woytek Tworzydio (1 out of 1 patent)

8. Gary Michael Hurtz (1 out of 14 patents)

30 patents: Sort by Forward Citations

1. 12249642 - Vertical insulated gate power switch with isolated base contact regions (2025-03-11),

2. 12142660 - Insulated trench gates with multiple layers for improved performance of semiconductor devices (2024-11-12),

3. 11916138 - Etch stop layer for injecting carriers into drift layer for a vertical power device (2024-02-27),

4. 11824092 - Insulated trench gates with dopants implanted through gate oxide (2023-11-21),

5. 11757017 - Anti-parallel diode formed using damaged crystal structure in a vertical power device (2023-09-12),

6. 11610987 - NPNP layered MOS-gated trench device having lowered operating voltage (2023-03-21),

7. 11437989 - Insulated gate power device with independently controlled segments (2022-09-06),

8. 11393901 - Cell layouts for MOS-gated devices for improved forward voltage (2022-07-19),

9. 11145717 - Cellular insulated gate power device with edge design to prevent failure near edge (2021-10-12),

10. 11114553 - Lateral insulated gate turn-off device with induced emitter (2021-09-07),

11. 11114552 - Insulated gate turn-off device with designated breakdown areas between gate trenches (2021-09-07),

12. 10797131 - Enhancements to cell layout and fabrication techniques for MOS-gated devices (2020-10-06),

13. 10777670 - Vertical insulated gate turn-off thyristor with intermediate p+ layer in p-base formed using epitaxial layer (2020-09-15),

14. 10600898 - Vertical bidirectional insulated gate turn-off device (2020-03-24),

15. 10256331 - Insulated gate turn-off device having low capacitance and low saturation current (2019-04-09),

Pakal Technologies, LLC is a leading technology solutions provider specializing in software development, web design, and IT consulting. With a team of talented professionals, we deliver innovative and scalable solutions to help businesses achieve their goals. Visit our website to learn more about our services and explore how we can assist your organization in staying ahead in the digital landscape.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

30 Patents

#155 in San Francisco, CA

#2,592 in California

#10,875 in US

#21,212 in the World

San Francisco, CA, United States of America

Pakal Technologies, LLC

Forward Citations = 26

8 inventors:

Richard A Blanchard (26 out of 271 patents)

Hidenori Akiyama (19 out of 21 patents)

Vladimir Rodov (19 out of 48 patents)

4. Woytek Tworzydlo (17 out of 17 patents)

5. Paul McKay Moore (8 out of 20 patents)

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