YF

Yuichi Fujii

Ricoh Company: 6 patents #3,275 of 9,818Top 35%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
MC Mitsubishi Gas Chemical Company: 3 patents #605 of 1,727Top 40%
OC Omron Automotive Electronics Co.: 3 patents #27 of 186Top 15%
Kawasaki: 2 patents #1,008 of 2,943Top 35%
NM Nidec Mobility: 2 patents #2 of 23Top 9%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
RE Ricoh Elemex: 1 patents #26 of 49Top 55%
IJ Ishikawajima-Harima Jukogyo: 1 patents #170 of 494Top 35%
Overall (All Time): #167,340 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
12266485 Switch device Takanori Okaniwa, Hidekazu Imai 2025-04-01
12237123 Switch device Takanori Okaniwa, Hidekazu Imai 2025-02-25
10899297 Submergence detection device, vehicle control device, and vehicle Koji Mori, Takayuki Suzuki, Mamoru Minamide, Hideyo Kakuno 2021-01-26
9731672 Front wall structure for a utility vehicle Hideyoshi Kosuge, Kazumasa Hisada, Masato Kinoshita, Masayuki Shibata, Ryo Nishio +3 more 2017-08-15
9224557 Switch device Koji Mori 2015-12-29
8952280 Switch case having flanges that fold over clearance between case and cover Koji Mori 2015-02-10
7330881 Music-data reproducing system using a download program Ryukou Arisawa, Hiroyuki Sasaki 2008-02-12
7149471 Portable cellular phone Ryukou Arisawa, Hiroyuki Sasaki 2006-12-12
7039686 Music-data reproducing system using a download program Ryukou Arisawa, Hiroyuki Sasaki 2006-05-02
6705904 Leisure vehicle Yoshimoto Matsuda 2004-03-16
6066226 Method of making a sheet-shaped oxygen absorber Masaki Nagata, Futoshi Nakaya, Hideyuki Takahashi 2000-05-23
5934494 Packing for lid Hideyuki Takahashi, Hidetoshi Hatakeyama, Futoshi Nakaya 1999-08-10
5651537 Stacked sheet clamping device for a stapler Nobuyuki Morii, Masashi Shimada, Katsumi Yoshii, Yoshihide Sugiyama 1997-07-29
5524873 Finisher for image forming apparatus Masatoshi Hosoi, Tetsuji Watanbe, Yuji Ueno, Nobuyoshi Seki, Mitsuru Ichikawa 1996-06-11
5447298 Movable finisher device with multiple stack gripping fingers Tetsuji Watanabe, Nobuyoshi Seki, Masatoshi Hosoi, Mitsuru Ichikawa, Yuji Ueno +1 more 1995-09-05
5438695 Radio-link continuity keeping equipment in cellular telephone mobile station Kazuo Morimura 1995-08-01
5263697 Finisher for an image forming apparatus Hideo Yamazaki, Kazunori Kubota, Mituru Ichikawa, Yukitaka Nakazato, Kenji Yamada +1 more 1993-11-23
5212823 Radio communication system Tetsuaki Nakanishi 1993-05-18
5129479 Suspension system for an engine and transmission assembly mounted transversely in a vehicle Tetsuya Nakayama 1992-07-14
5121911 Finisher for an image forming apparatus Hideo Yamazaki, Kazunori Kubota 1992-06-16
5083760 Finisher for an image forming apparatus Hideo Yamazaki, Kazunori Kubota, Mituru Ichikawa, Yukitaka Nakazato 1992-01-28
5084290 Method and apparatus for applying freshness keeping agent to a food packaging body Yoshikazu Morita 1992-01-28
5056774 Finisher for an image forming apparatus Kazunori Kubota, Hideo Yamazaki, Mitsuru Ichikawa 1991-10-15
4333777 Method and apparatus for compensating for local temperature difference of steel product Osamu Takeuchi, Kiyoshi Aoki 1982-06-08