TI

Tatsuya Iwatsuki

AI Aisin-Warner: 9 patents #17 of 98Top 20%
TO Toyota: 7 patents #4,145 of 26,838Top 20%
AC Aisin Aw Co.: 1 patents #1,133 of 2,011Top 60%
📍 Anjo, JP: #314 of 1,609 inventorsTop 20%
Overall (All Time): #528,415 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
4911260 Four-wheel drive vehicle Masakatsu Miura, Seitoku Kubo 1990-03-27
4909345 Power transmission device for four wheel drive vehicles Takenori Kano, Fumitomo Yokoyama, Yasunari Nakamura, Isamu Minemoto, Teruo Akashi +2 more 1990-03-20
4896739 Four-wheel drive vehicle Masakatsu Miura, Seitoku Kubo 1990-01-30
4862768 Limiting/switching device for four wheel drive vehicle Mutsumi Kawamoto, Takenori Kano 1989-09-05
4790211 Power transmission device for four wheel drive vehicle having an improved differential motion limiting mechanism Mutsumi Kawamoto, Takenori Kano 1988-12-13
4763749 Four-wheel drive vehicle Masakatsu Miura, Seitoku Kubo 1988-08-16
4763748 Four-wheel drive vehicle Masakatsu Miura, Seitoku Kubo 1988-08-16
4745819 Compact power transmission device for a four-wheel drive vehicle Takenori Kano, Mutsumi Kawamoto 1988-05-24
4739678 Oil separating structure of automatic transmission Masakatsu Miura, Takeshi Inuzuka, Seitoku Kubo, Koujiro Kuramochi 1988-04-26
4646890 One-way clutch mounting means for automatic transmissions Yoshihiro Yamada, Mutsumi Kawamoto, Koujiro Kuramochi 1987-03-03