RF

Ryoichi Fukumoto

Aisin Seiki Kabushiki Kaisha: 88 patents #2 of 3,782Top 1%
TO Toyota: 10 patents #2,889 of 26,838Top 15%
YA Yazaki: 8 patents #582 of 3,427Top 20%
KK Kanto Jidosha Kogyo Kabushiki Kaisha: 2 patents #1 of 53Top 2%
TC Toyo Kohan Co.: 2 patents #100 of 295Top 35%
OC Ogura Clutch Co.: 1 patents #23 of 61Top 40%
Overall (All Time): #16,535 of 4,157,543Top 1%
94
Patents All Time

Issued Patents All Time

Showing 51–75 of 94 patents

Patent #TitleCo-InventorsDate
5992097 Sliding door structure Kazuya Makiuchi, Mamoru Nishihira, Kunihiko Hisamoto, Masaji Hirano, Masakatsu Tsubouchi +1 more 1999-11-30
5975597 Outside handle of automobile sliding door Kazuya Makiuchi, Mamoru Nishihira, Kunihiko Hisamoto, Masaji Hirano, Morihito Nomura +1 more 1999-11-02
5529355 Vehicle door lock apparatus 1996-06-25
5507119 Automatic slide door Kazuhiro Sumiya, Yasuaki Suzuki 1996-04-16
5287585 Wiper apparatus with motor adjustable limit positions Tokihiko Yamamoto, Kazuhiro Sumiya, Masao Ohhashi 1994-02-22
5236233 Lid lock apparatus Kazuhide Itagaki, Kazuhiro Sumiya, Yasuaki Suzuki, Kouji Ooe 1993-08-17
5222774 Lid lock apparatus Kazuhide Itagaki, Kazuhiro Sumiya, Yasuaki Suzuki, Kouji Ooe 1993-06-29
5201094 Wiper apparatus with adjustable limit positions Tokihiko Yamamoto, Kazuhiro Sumiya, Masao Ohhashi 1993-04-13
5192103 Automotive door lock device Shigeru Hayakawa, Nozomu Torii 1993-03-09
5169186 Door lock device Shigeru Hayakawa, Nozomu Torii, Souichiro Okudaira 1992-12-08
5161280 Windshield wiper with variable arm pressure Kazuhiro Sumiya, Tokihiko Yamamoto, Kazuhide Itagaki, Masao Ohhashi 1992-11-10
5142728 Windshield wiper with variable wiping stroke Tokihiko Yamamoto 1992-09-01
5125702 Door lock device Shigeru Hayakawa, Nozomu Torii, Souichiro Okudaira 1992-06-30
5106133 Power door lock device with a spring retracted gear wheel Shigeru Hayakawa, Nozomu Torii, Souichiro Okudaira 1992-04-21
5090081 Windshield wiper with variable arcuate pattern Tokihiko Yamamoto, Masao Ohhashi, Kazuhide Itagaki, Kazuhiro Sumiya 1992-02-25
5056182 Wiper structure with variable wiping pressure Tokihiko Yamamoto, Gosaku Terabayashi, Eiichi Hamada 1991-10-15
5052731 Child protecting mechanism in door lock apparatus Shigeru Hayakawa, Yoshihiro Shimizu, Soichiro Okudaira 1991-10-01
5048879 Door lock for an automobile Tetsuya Arao 1991-09-17
5035453 Door-locking device Shigeru Hayakawa 1991-07-30
5035454 Door lock device having a condition detecting switch Shigeru Hayakawa, Nozomu Torii, Souichiro Okudaira 1991-07-30
5028084 Vehicle door lock housing Shigeru Hayakawa, Nozomu Torii, Souichiro Okudaira 1991-07-02
5020838 Luggage-door lock device 1991-06-04
5005882 Automotive door lock device Shigeru Hayakawa, Nozomu Torii 1991-04-09
5002322 Lid locking device 1991-03-26
4926332 Locking device for vehicles Kenichi Komuro, Taneichi Kawai, Atsushi Kamei, Toru Asada, Nozomu Torii 1990-05-15