IW

Isao Watanabe

Mitsubishi Electric: 3 patents #78 of 1,688Top 5%
Bridgestone: 1 patents #47 of 197Top 25%
Fujitsu Limited: 1 patents #527 of 1,880Top 30%
HC Hitachi Koki Co.: 1 patents #15 of 87Top 20%
KR Krosaki: 1 patents #1 of 6Top 20%
NE Nec: 1 patents #206 of 1,007Top 25%
Overall (1994): #821 of 165,921Top 1%
8
Patents 1994

Issued Patents 1994

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5369628 Magneto-optic recording medium, magneto-optic recording system and magneto-optic recording method Kyosuke Yoshimoto, Osamu Ito, Kunimaro Tanaka, Koichi Takeuchi, Kazuhiko Tsutsumi 1994-11-29
5369066 Refractory material and product thereof containing low-silica electrofused magnesia clinker Naoki Furuta, Masakazu Ootsubo, Setsunori Hamaguchi, Yoichi Furuta, Toshihiro Suruga 1994-11-29
5366048 Vibration damping device Makoto Nakao, Kiyoshi Ohno, Masatoshi Ohishi 1994-11-22
5362359 Circuit board and process for producing same Eiji Horikoshi, Motoaki Tani, Katsuhide Natori, Takehiko Sato 1994-11-08
5359396 Toner density detection method for electrophotographic apparatus Yoshio Ogura, Yasuyuki Tsuji, Shuuho Yokokawa, Kunitomo Takahashi, Isao Nakajima +3 more 1994-10-25
5338947 Avalanche photodiode including a multiplication layer and a photoabsorption layer 1994-08-16
5309415 Information recording method for overwriting a magneto-optic recording medium with two intensities of light beams Koichi Takeuchi, Osamu Ito, Kyosuke Yoshimoto, Kunimaro Tanaka, Kazuhiko Tsutsumi +6 more 1994-05-03
5305294 Magneto-optical recording/reproducing system having an electromagnetic actuator Kenjiro Kime, Keiji Nakamura, Hajime Nakajima 1994-04-19