Growing community of inventors

San Mateo, CA, United States of America

Derek King Prothro

Average Co-Inventor Count = 6.18

ph-index = 9

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 315

Derek King ProthroAndrew Timothy Szybalski (8 patents)Derek King ProthroStephen Chau (8 patents)Derek King ProthroMichal Cierniak (8 patents)Derek King ProthroAndrea Lynn Frome (8 patents)Derek King ProthroMarc Pawliger (8 patents)Derek King ProthroJerry Howard Morrison (8 patents)Derek King ProthroStephane Lafon (8 patents)Derek King ProthroDonn L Denman (8 patents)Derek King ProthroTony Hsieh (8 patents)Derek King ProthroArio Jafarzadeh (6 patents)Derek King ProthroAndrey Adaikin (6 patents)Derek King ProthroVladislav Kaznacheev (6 patents)Derek King ProthroHuy M Nguyen (5 patents)Derek King ProthroDar Bahatt (5 patents)Derek King ProthroChirag Patel (5 patents)Derek King ProthroYuri Gennadievich Dolgov (4 patents)Derek King ProthroRoy Tan (4 patents)Derek King ProthroHuy Tuan Nguyen (3 patents)Derek King ProthroKansinee Adsanatham (3 patents)Derek King ProthroYuri Dolgov (2 patents)Derek King ProthroDennis Hwang (1 patent)Derek King ProthroDmitry Barashev (1 patent)Derek King ProthroRoy H Tan (1 patent)Derek King ProthroDerek King Prothro (21 patents)Andrew Timothy SzybalskiAndrew Timothy Szybalski (80 patents)Stephen ChauStephen Chau (40 patents)Michal CierniakMichal Cierniak (32 patents)Andrea Lynn FromeAndrea Lynn Frome (31 patents)Marc PawligerMarc Pawliger (21 patents)Jerry Howard MorrisonJerry Howard Morrison (20 patents)Stephane LafonStephane Lafon (19 patents)Donn L DenmanDonn L Denman (10 patents)Tony HsiehTony Hsieh (8 patents)Ario JafarzadehArio Jafarzadeh (9 patents)Andrey AdaikinAndrey Adaikin (6 patents)Vladislav KaznacheevVladislav Kaznacheev (6 patents)Huy M NguyenHuy M Nguyen (112 patents)Dar BahattDar Bahatt (21 patents)Chirag PatelChirag Patel (6 patents)Yuri Gennadievich DolgovYuri Gennadievich Dolgov (5 patents)Roy TanRoy Tan (5 patents)Huy Tuan NguyenHuy Tuan Nguyen (9 patents)Kansinee AdsanathamKansinee Adsanatham (4 patents)Yuri DolgovYuri Dolgov (12 patents)Dennis HwangDennis Hwang (4 patents)Dmitry BarashevDmitry Barashev (2 patents)Roy H TanRoy H Tan (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Google Inc. (16 from 32,513 patents)

2. Life Technologies Corporation (2 from 1,823 patents)

3. Applied Biosystems, LLC (2 from 532 patents)

4. Other (1 from 832,843 patents)


21 patents:

1. 10929486 - Activity assistant

2. 10110524 - User interface for activity status and history

3. 9798817 - Activity assistant

4. 9488571 - Two-dimensional spectral imaging system

5. 9390144 - Objective and subjective ranking of comments

6. 9348480 - Providing user-defined parameters to an activity assistant

7. 9201952 - User interface for activity status and history

8. 9177029 - Determining activity importance to a user

9. 9146194 - Two-dimensional spectral imaging system

10. 9098606 - Activity assistant

11. 9002894 - Objective and subjective ranking of comments

12. 8745067 - Presenting comments from various sources

13. 8738654 - Objective and subjective ranking of comments

14. 8600981 - Using activity status to adjust activity rankings

15. 8423610 - User interface for web comments

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12/28/2025
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