TK

Tomoya Koga

Ricoh Company: 7 patents #2,977 of 9,818Top 35%
RC Ricoh Imaging Company: 2 patents #23 of 67Top 35%
PC Pentax Ricoh Imaging Company: 1 patents #41 of 74Top 60%
Overall (All Time): #476,754 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12204078 Zoom lens system, lens barrel, and imaging device 2025-01-21
12099172 Zoom lens, lens barrel, and imaging apparatus 2024-09-24
11953662 Zoom lens, lens barrel, and image-capturing device 2024-04-09
11698517 Zoom lens, lens barrel, and imaging apparatus 2023-07-11
11307393 Zoom lens system, interchangeable lens, and imaging apparatus Takahiro Nakayama 2022-04-19
11287620 Zoom lens system, lens barrel, and imaging device 2022-03-29
11237406 Zoom lens system and imaging apparatus provided with the same Yoshifumi Sudoh 2022-02-01
10338360 Zoom lens system 2019-07-02
10310241 Zoom lens system 2019-06-04
8605365 Zoom lens system Junichi Fujisaki, Takashi Enomoto 2013-12-10