JB

John Cain Blackwood

Snap: 4 patents #537 of 1,334Top 45%
TL The Singer Company Limited: 3 patents #94 of 510Top 20%
SS Ssmc: 2 patents #20 of 50Top 40%
BS Bethlehem Steel: 1 patents #116 of 326Top 40%
📍 Los Angeles, CA: #1,248 of 12,377 inventorsTop 15%
🗺 California: #60,666 of 386,348 inventorsTop 20%
Overall (All Time): #485,677 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12401848 Selecting ads for a video within a messaging system Chinmay Lonkar, David B. Lue, Kevin Lee Penner 2025-08-26
11966853 Machine learning modeling using social graph signals Jason Brewer, Nima Khajehnouri, Hadi Minooei, Benjamin C. Steele, Qian You 2024-04-23
11856255 Selecting ads for a video within a messaging system Chinmay Lonkar, David B. Lue, Kevin Lee Penner 2023-12-26
11003997 Machine learning modeling using social graph signals Jason Brewer, Nima Khajehnouri, Hadi Minooei, Benjamin C. Steele, Qian You 2021-05-11
5071107 Metallurgical tundish with filter Manfred Schmidt 1991-12-10
4895090 Lost motion compensation for sewing machine needle vibrating gate Kenneth D. Adams 1990-01-23
4735162 Device for indicating by illumination the selected stitch pattern on a sewing machine John Brown 1988-04-05
4499839 Reverse feed controlling mechanism for a sewing machine Thomas Graham, Robert B. Brauch 1985-02-19
4408553 Low torque direct dialing pattern selection mechanism John Mihovch 1983-10-11
4204493 Sewing machine bed extension latch Ronald C. Iannarone 1980-05-27