Growing community of inventors

Austin, TX, United States of America

David J Knapp

Average Co-Inventor Count = 2.04

ph-index = 23

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 = 1,513

David J KnappHorace C Ho (34 patents)David J KnappJason E Lewis (18 patents)David J KnappFangxu Dong (9 patents)David J KnappJoseph Albert Savage (7 patents)David J KnappRyan Matthew Bocock (5 patents)David J KnappJivan James Luu (5 patents)David J KnappPatrick Heck (4 patents)David J KnappTony Susanto (4 patents)David J KnappEdmund Mark Schneider (2 patents)David J KnappHerbert Hetzel (2 patents)David J KnappWesley Ladd Mokry (2 patents)David J KnappAlcides Jose Dias (2 patents)David J KnappShivanand I Akkihal (2 patents)David J KnappCraig T Phillips (2 patents)David J KnappJohn Maddox (2 patents)David J KnappRainer P Mueller (2 patents)David J KnappJoseph A Savage (2 patents)David J KnappNavdeep S Sooch (1 patent)David J KnappEric J Swanson (1 patent)David J KnappChristopher M Green (1 patent)David J KnappLarry L Harris (1 patent)David J KnappDerek Edward Logan (10 patents)David J KnappJoseph B Gaalaas (1 patent)David J KnappKuo-Lih Chang (6 patents)David J KnappMickey Malone (6 patents)David J KnappMartin Miller (1 patent)David J KnappTomas J Mollnow (4 patents)David J KnappDavid S Trager (2 patents)David J KnappRainer Klos (3 patents)David J KnappChristian Thiel (1 patent)David J KnappJoseph Savage (1 patent)David J KnappKevin Rolfes (1 patent)David J KnappMatthias Winkelmann (1 patent)David J KnappPak Y Tam (1 patent)David J KnappWen Zhang (1 patent)David J KnappJohn G Maddox (0 patent)David J KnappHo C Horace (0 patent)David J KnappDavid J Knapp (73 patents)Horace C HoHorace C Ho (67 patents)Jason E LewisJason E Lewis (46 patents)Fangxu DongFangxu Dong (34 patents)Joseph Albert SavageJoseph Albert Savage (10 patents)Ryan Matthew BocockRyan Matthew Bocock (46 patents)Jivan James LuuJivan James Luu (14 patents)Patrick HeckPatrick Heck (18 patents)Tony SusantoTony Susanto (6 patents)Edmund Mark SchneiderEdmund Mark Schneider (24 patents)Herbert HetzelHerbert Hetzel (19 patents)Wesley Ladd MokryWesley Ladd Mokry (9 patents)Alcides Jose DiasAlcides Jose Dias (9 patents)Shivanand I AkkihalShivanand I Akkihal (8 patents)Craig T PhillipsCraig T Phillips (5 patents)John MaddoxJohn Maddox (4 patents)Rainer P MuellerRainer P Mueller (3 patents)Joseph A SavageJoseph A Savage (2 patents)Navdeep S SoochNavdeep S Sooch (76 patents)Eric J SwansonEric J Swanson (68 patents)Christopher M GreenChristopher M Green (26 patents)Larry L HarrisLarry L Harris (14 patents)Derek Edward LoganDerek Edward Logan (10 patents)Joseph B GaalaasJoseph B Gaalaas (9 patents)Kuo-Lih ChangKuo-Lih Chang (6 patents)Mickey MaloneMickey Malone (6 patents)Martin MillerMartin Miller (5 patents)Tomas J MollnowTomas J Mollnow (4 patents)David S TragerDavid S Trager (3 patents)Rainer KlosRainer Klos (3 patents)Christian ThielChristian Thiel (1 patent)Joseph SavageJoseph Savage (1 patent)Kevin RolfesKevin Rolfes (1 patent)Matthias WinkelmannMatthias Winkelmann (1 patent)Pak Y TamPak Y Tam (1 patent)Wen ZhangWen Zhang (1 patent)John G MaddoxJohn G Maddox (0 patent)Ho C HoraceHo C Horace (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ketra, Inc. (25 from 44 patents)

2. Lutron Technology Company LLC (16 from 1,237 patents)

3. Standard Microsystems Corporation (16 from 274 patents)

4. Oasis Design, Inc. (5 from 10 patents)

5. Lutron Ketra, LLC (4 from 20 patents)

6. Oasis Silicon Systems, Inc. (2 from 3 patents)

7. Lutron Electronics Company, Inc. (1 from 1,232 patents)

8. Crystal Semiconductor Corporation (1 from 104 patents)

9. Smsc Europe Gmbh (1 from 11 patents)

10. Smsc Holding S.a.r.l. (1 from 2 patents)

11. Smsc Europe Gbmh (1 from 1 patent)


73 patents:

1. RE50612 - Illumination device and method for avoiding an over-power or over-current condition in a power converter

2. RE50468 - Intelligent illumination device

3. 12292184 - Color mixing optics for LED illumination device

4. 12072091 - Color mixing optics for LED illumination device

5. 12052807 - Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and time

6. 11915581 - Visible light communication system and method

7. 11723134 - Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and time

8. 11662077 - Color mixing optics for LED illumination device

9. RE49479 - LED illumination device and calibration method for accurately characterizing the emission LEDs and photodetector(s) included within the LED illumination device

10. RE49454 - Lighting control system

11. RE49421 - Illumination device and method for avoiding flicker

12. RE49246 - LED illumination device and method for accurately controlling the intensity and color point of the illumination device over time

13. RE49137 - Illumination device and method for avoiding an over-power or over-current condition in a power converter

14. 11326761 - Color mixing optics for LED illumination device

15. 11252805 - Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and time

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as of
10/26/2025
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