MK

Masayuki Kubota

Fujitsu Limited: 13 patents #2,362 of 24,456Top 10%
FL Fujitsu Isotec Limited: 6 patents #2 of 54Top 4%
3M: 6 patents #2,536 of 11,543Top 25%
Mitsubishi Electric: 5 patents #5,859 of 25,717Top 25%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
TS Toshiba Energy Systems & Solutions: 1 patents #268 of 569Top 50%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
IC Ihi Rotating Machinery Engineering Co.: 1 patents #2 of 20Top 10%
JO Joled: 1 patents #250 of 392Top 65%
Overall (All Time): #89,902 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 26–37 of 37 patents

Patent #TitleCo-InventorsDate
5606411 Inspecting method for disk used in photo film cassette Yuzo Tsunekawa 1997-02-25
5489360 Label sticking apparatus and label tape Yukiya Shimizu 1996-02-06
5472286 Ink ribbon cassette Hisashi Uemura, Masaru Sugie, Junji Akutsu, Minako Sato 1995-12-05
5336553 Ink ribbon for printer and ink therefor Masayuki Tanaka, Hiromichi Suzawa, Chiaki Sekioka, Minako Sato, Hisashi Uemura 1994-08-09
5259875 Ink ribbon for printer and ink therefor Masayuki Tanaka, Hiromichi Suzawa, Chiaki Sekioka, Minako Sato, Hisashi Uemura 1993-11-09
5211490 Ink ribbon cassette with re-inking and drive gear Hiromichi Suzawa, Masaru Sugie, Chiaki Sekioka, Hiroki Ohta 1993-05-18
5173915 Semiconductor laser device 1992-12-22
5135803 Ink ribbon for printer and ink therefor Masayuki Tanaka, Hiromichi Suzawa, Chiaki Sekioka, Minako Sato, Hisashi Uemura 1992-08-04
5105237 Semiconductor light-emitting device with partial encapsulation Kazuyoshi Hasegawa, Mitsuo Ishii, Seiichi Nagai 1992-04-14
5066138 Optical head apparatus Eiichi Toide, Shinsuke Shikama 1991-11-19
5016253 Semiconductor laser device 1991-05-14
4200177 Driving mechanism for driving moving handrail Yoshihiko Sato 1980-04-29