YW

Yasushi Watanabe

TI Toyota Industries: 32 patents #358 of 1,610Top 25%
HS Hitachi Automotive Systems: 21 patents #36 of 1,636Top 3%
Nsk: 16 patents #65 of 1,559Top 5%
NC Nippondenso Co.: 13 patents #99 of 3,479Top 3%
KC Kyowa Hakko Kogyo Co.: 11 patents #82 of 943Top 9%
HI Hitachi: 10 patents #4,206 of 28,497Top 15%
AC Alps Electric Co.: 9 patents #184 of 2,177Top 9%
MC Mitsubishi Chemical: 8 patents #161 of 3,022Top 6%
ES Espec: 6 patents #3 of 51Top 6%
UJ Unisia Jecs: 5 patents #55 of 395Top 15%
KC Kyowa Hakko Kirin Co.: 5 patents #46 of 446Top 15%
KS Kabushikikaisha Matsui Seisakusho: 3 patents #10 of 40Top 25%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
NI Ngk Insulators: 3 patents #780 of 2,083Top 40%
HA Hitachi Astemo: 3 patents #267 of 1,276Top 25%
SE Sega Enterprises: 3 patents #74 of 515Top 15%
AC Art & Tech Co.: 2 patents #5 of 26Top 20%
DT Daido Tokushuko: 2 patents #76 of 382Top 20%
HE Hitachi Vlsi Engineering: 2 patents #292 of 666Top 45%
NC Nsk Steering Systems Co.: 2 patents #9 of 58Top 20%
SC Shimizu Construction Co.: 2 patents #41 of 352Top 15%
DE Denso: 2 patents #4,986 of 11,792Top 45%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
NE Nec: 2 patents #5,510 of 14,502Top 40%
VJ Victor Company Of Japan: 2 patents #523 of 1,489Top 40%
YC Yokowo Co.: 2 patents #59 of 176Top 35%
NC Nissha Co.: 1 patents #56 of 131Top 45%
CC Chiyoda Kogyo Co.: 1 patents #2 of 7Top 30%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
HC Hitachi Building Systems Co.: 1 patents #12 of 53Top 25%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
HO Horiba: 1 patents #319 of 604Top 55%
JA Japan Aerospace Exploration Agency: 1 patents #160 of 546Top 30%
JV Jvckenwood: 1 patents #386 of 736Top 55%
KC Kuraray Co.: 1 patents #981 of 1,827Top 55%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
MS Mitsubishi Heavy Industries Thermal Systems: 1 patents #93 of 149Top 65%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
AC Alps Alpine Co.: 1 patents #246 of 525Top 50%
NC Nitto Kohki Co.: 1 patents #98 of 144Top 70%
SM Shibaura Mechatronics: 1 patents #96 of 175Top 55%
SM Smc: 1 patents #485 of 737Top 70%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
SC Sumitomo Pipe & Tube Co.: 1 patents #12 of 23Top 55%
TC The Furukawa Battery Co.: 1 patents #17 of 73Top 25%
TC Tokyo Keiso Co.: 1 patents #8 of 24Top 35%
TC Tomy Company: 1 patents #128 of 226Top 60%
YK Yoshida Kogyo K.K.: 1 patents #252 of 468Top 55%
Overall (All Time): #5,004 of 4,157,543Top 1%
166
Patents All Time

Issued Patents All Time

Showing 126–150 of 166 patents

Patent #TitleCo-InventorsDate
5711659 Method of manufacturing a movable scroll element and a scroll element produced by the same method Tetsuhiko Fukanuma, Shinya Yamamoto, Yuichi Tsumagari, Shigeki Iwanami 1998-01-27
5700492 Rotary-type tabletting machine with lubricant spraying means Kiyoshi Morimoto, Yoshika Sanada, Teiichi Miwa, Tomoaki Masada 1997-12-23
5681155 Scroll type compressor having an elastic body in the driven crank mechanism Shigeru Hisanaga, Tsuyoshi Takemoto, Shigeki Iwanami, Haruhisa Shibata, Takeshi Sakai +5 more 1997-10-28
5580228 Scroll compressor having grooves for seal members Kimihiro Ishikawa, Takashi Miyakawa, Tetsuhiko Fukanuma, Shinya Yamamoto 1996-12-03
5567137 Scroll compressor with shaft seal lubrication Masafumi Nakashima, Takeshi Sakai, Tetsuhiko Fukanuma 1996-10-22
5562426 Scroll type refrigerant compressor Masahiro Kawaguchi 1996-10-08
5555215 Semiconductor memory operating with low supply voltage Yoshinobu Nakagome, Kiyoo Itoh, Hitoshi Tanaka, Eiji Kume, Masanori Isoda +2 more 1996-09-10
5547353 Scroll type compressor with elliptical spiral element Tetsuya Yamaguchi, Tetsuhiko Fukanuma, Yasuhiro Oki, Yuuji Yamamoto 1996-08-20
5531578 Scroll compressor Tsuyoshi Takemoto, Shigeru Hisanaga, Tetsuhiko Fukanuma 1996-07-02
5520524 Scroll-type compressor with reduced start-up orbiting radius Tsuyoshi Takemoto, Hirotaka Egami, Tetsuhiko Fukanuma 1996-05-28
5511440 Method of manufacturing a hollow steering shaft and hollow steering shaft Kiyoshi Okubo, Koichi Yokoi 1996-04-30
5501584 Scroll type compressor having a passage from the suction chamber to a compression pocket Shinya Yamamoto, Kiyohiro Yamada, Tetsuhiko Fukanuma, Shigeru Hisanaga, Eiichi Nagasaku +1 more 1996-03-26
5468130 Coating structure for a movable member in a compressor Kiyohiro Yamada, Masao Iguchi, Izuru Shimizu 1995-11-21
5452995 Scroll type refrigerant compressor with means for preventing uncontrolled movement of a drive bushing Yuji Izumi, Masao Iguchi, Izuru Shimizu 1995-09-26
5437543 Scroll type refrigerant compressor with means for improving airtight sealing of compression chambers Kunifumi Goto, Shinya Yamamoto, Tetsuhiko Fukanuma, Kiyohiro Yamada 1995-08-01
5427510 Scroll type compressor having eccentric inclined driving means Shigeru Hisanaga, Hirotaka Egami, Tetsuhiko Fukanuma 1995-06-27
5404290 Robotic manipulator including a failure detecting circuit for prohibiting a movable section from being driven Akira Tsuchihashi, Yoshishige Nakazawa 1995-04-04
5362218 Scroll type compressor with counterweight Tetsuhiko Fukanuma, Kiyohiro Yamada, Izuru Shimizu, Yuji Izumi, Tetsuo Yoshida +1 more 1994-11-08
5350437 Method of manufacturing an alloy powder with hard particles dispersed therein Hiroshi Endo 1994-09-27
5342235 Meat processing machine 1994-08-30
5264743 Semiconductor memory operating with low supply voltage Yoshinobu Nakagome, Kiyoo Itoh, Hitoshi Tanaka, Eiji Kume, Masanori Isoda +2 more 1993-11-23
5187842 Slider pull tab for slide fastener Shunji Akashi 1993-02-23
5154983 Magnetic alloy 1992-10-13
5012622 Structural filler filled steel tube column Takanori Sato, Seiho Kitagawa, Hideyo Shiokawa, Tomoo Shokawa, Yutaka Saito +7 more 1991-05-07
4996005 Conductive composition and method for manufacturing printed circuit substrate Mitsuru Saito, Satoru Matsumora 1991-02-26