DP

Donald J. Peterson

HC Heathkit Company: 8 patents #4 of 8Top 50%
The Procter & Gamble: 2 patents #4,607 of 10,133Top 50%
PA Parker-Hannifin: 1 patents #643 of 1,656Top 40%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Santa Cruz, CA: #216 of 1,911 inventorsTop 15%
🗺 California: #35,036 of 386,348 inventorsTop 10%
Overall (All Time): #262,194 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12298376 Accurate and model-based measurement and management systems and methods Andrew S. Cromarty, Jasen Levoy, William Charles Calhoun 2025-05-13
12215940 Firearm locking device 2025-02-04
12137520 Educational electronics systems and methods Andrew S. Cromarty, Jasen Levoy, William Charles Calhoun, David Brainerd, Ann E. Cromarty +1 more 2024-11-05
12126377 Internet-of-things methods and systems Andrew S. Cromarty, Jasen Levoy, William Charles Calhoun 2024-10-22
12095505 Internet-of-things methods and systems Andrew S. Cromarty, Jasen Levoy, William Charles Calhoun 2024-09-17
11879956 Accurate and model-based measurement and management systems and methods Andrew S. Cromarty, Jasen Levoy, William Charles Calhoun 2024-01-23
11864311 Educational electronics systems and methods Andrew S. Cromarty, Jasen Levoy, William Charles Calhoun, David Brainerd, Ann E. Cromarty +1 more 2024-01-02
11536794 Accurate and model-based measurement and management systems and methods Andrew S. Cromarty, Jasen Levoy, William Charles Calhoun 2022-12-27
10962623 Accurate and model-based measurement and management systems and methods Andrew S. Cromarty, Jasen Levoy, William Charles Calhoun 2021-03-30
10508881 Mount for holding and locking a firearm 2019-12-17
10203176 Mount for holding and locking a firearm 2019-02-12
10117371 Trench scoop device 2018-11-06
8623145 Substrate processing apparatus with composite seal Don Bowman, Stephen J. Coppola, Kenneth W. Cornett, Dan Funke, Julian Kamibayashiyama +3 more 2014-01-07
4469635 Polyol esters of alpha-hydroxy carboxylic acids 1984-09-04
4420962 Method of cold coining a toothed segment for an endless track wheel and two-piece die therefor and article formed thereby 1983-12-20
4363763 Polyol esters of alpha-hydroxy carboxylic acids 1982-12-14
4295544 Platform stepladder 1981-10-20