KN

Koichi Nakajima

SI Sumitomo Rubber Industries: 37 patents #23 of 1,637Top 2%
SO Sony: 19 patents #2,183 of 25,231Top 9%
Honda Motor Co.: 6 patents #3,726 of 21,052Top 20%
TC Tokyo Parts Industrial Co.: 4 patents #7 of 32Top 25%
CC Citizen Watch Co.: 3 patents #353 of 1,225Top 30%
JV Jvckenwood: 3 patents #181 of 736Top 25%
TG Tyco Electronics Japan G.K.: 2 patents #75 of 248Top 35%
UI Ube Industries: 2 patents #593 of 1,686Top 40%
NC Nippon Leakless Industry Co.: 2 patents #10 of 67Top 15%
ID Idec: 1 patents #21 of 45Top 50%
NC Nikko-Materials Co.: 1 patents #27 of 74Top 40%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
NL Nippon Mining Company Limited: 1 patents #97 of 262Top 40%
Overall (All Time): #25,909 of 4,157,543Top 1%
74
Patents All Time

Issued Patents All Time

Showing 1–25 of 74 patents

Patent #TitleCo-InventorsDate
12350972 Tire 2025-07-08
12275276 Tyre Naoki Ishida, Masayuki Fujita 2025-04-15
12220947 Tire Yoshifumi Kawagoe 2025-02-11
12220807 Handheld device and holder Kenichi YASUKAWA, Souhei Okamoto, Momomi Oishi, Shigetoshi Fujitani 2025-02-11
D1060201 Tire for automobile 2025-02-04
12194783 Tire Kazuma Mori 2025-01-14
11858296 Tire 2024-01-02
11827059 Tire 2023-11-28
11794525 Tire Sho Nakajima 2023-10-24
11766898 Tire 2023-09-26
11691461 Tyre Hiroshi Yamaoka 2023-07-04
11691460 Tyre 2023-07-04
11654723 Tire 2023-05-23
11648806 Tire Tetsuya Sakaguchi 2023-05-16
11648804 Tire 2023-05-16
11633989 Tire 2023-04-25
11633990 Tire 2023-04-25
11623479 Tire 2023-04-11
11607916 Tyre 2023-03-21
11597239 Tyre 2023-03-07
11584167 Tire Tetsuya Sakaguchi 2023-02-21
11446964 Tyre 2022-09-20
11446962 Tire Shintaro Tomita 2022-09-20
11345192 Tyre 2022-05-31
11338620 Tire 2022-05-24