HF

Hiroshi Fukuyama

Bridgestone: 8 patents #280 of 2,860Top 10%
HG HGST: 6 patents #305 of 1,677Top 20%
BL Bridgestone Tire Company Limited: 3 patents #79 of 438Top 20%
TC Tokyo Rope Mfg. Co.: 1 patents #38 of 144Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #258,824 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
8059365 Head stack assembly, manufacturing method thereof and multi-disc magnetic storage device Makoto Ono, Yoshiteru Katsumura, Yasunori Nishimoto 2011-11-15
8009381 Method and system for manufacturing a hard-disk drive Yoshiteru Katsumura, Yasunori Nishimoto, Alice Okabe 2011-08-30
7957087 Servo write method and servo write system for hard-disk drive Yasunori Nishimoto, Yoshiteru Katsumura, Naoki Shimamura 2011-06-07
7640131 Data analysis method for analyzing failure root causes for products Makoto Ono, Yasunori Nishimoto, Shigeyuki Nakagawa 2009-12-29
7532426 Method for erase process on recording surface of disk and disk drive apparatus Takahiro Nakagawa, Toshiaki Satoh, Kyo Akagi 2009-05-12
7271974 Method of self servo write with low density gas Kensuke Ishiwata, Kanji Nakao, Kazuya Takeda, Kazuhiko Washizu 2007-09-18
6818056 High performance fiber reinforced cementitious composition and premix therefor Hirozo Mihashi, Haruhiko Suwada, Tooru Tanaka 2004-11-16
6278827 Light transmission tubes Hideo Sugiyama, Masato Sugimachi, Minoru Ishiharada, Yasuhiro Morimura, Tatsuo Terahama +1 more 2001-08-21
5982969 Optical transmission tube, making method, and linear illuminant system Hideo Sugiyama, Masato Sugimachi, Minoru Ishiharada, Yasuhiro Morimura, Tatsuo Terahama +1 more 1999-11-09
5161672 Drive roller in conveyor 1992-11-10
5107974 Revolving force transmission/revolution stopping device 1992-04-28
5090759 Apparatus for gripping an object Naomi Sato, Isao Watanabe 1992-02-25
4918423 Tire inspection device Makoto Morinaga, Norio Goshima, Makoto Nakao, Kiyoshi Oono, Isao Watanabe 1990-04-17
4783108 Catching head of apparatus for handling parts such as cylinder blocks and the like Tadakazu Nishikawa, Junichi Misawa, Yasuo Suzuki 1988-11-08
4726436 Measuring equipment Yasuo Suzuki, Shigeru Yoshida, Hirohide Taguchi 1988-02-23
4302966 Method of assembling a wheel tire Hiroshi Ohnishi, Yasushi Yokota 1981-12-01
4223386 Method and apparatus for assembling tire with disc wheel Yuji Maruyama, Hirosi Mita, Yoshifumi Haraguchi, Seiichi Aramaki 1980-09-16
4195413 Device for measuring depth of tire tread groove in a tire Yoshifumi Haraguchi, Shu Kamiguchi 1980-04-01