HW

Hitoshi Watanabe

SI Sanshin Industries: 43 patents #4 of 319Top 2%
Canon: 25 patents #2,400 of 19,416Top 15%
HM Hitachi Maxell: 23 patents #16 of 1,211Top 2%
OC Olympus Optical Co.: 19 patents #118 of 2,334Top 6%
SO Sony: 13 patents #3,381 of 25,231Top 15%
SY Symetrix: 13 patents #12 of 73Top 20%
Fujitsu Limited: 12 patents #2,592 of 24,456Top 15%
HI Hitachi: 11 patents #3,813 of 28,497Top 15%
DI Daicel Chemical Industries: 8 patents #86 of 893Top 10%
RK Riso Kagaku: 7 patents #73 of 551Top 15%
YM Yamaha Marine: 7 patents #15 of 137Top 15%
UN Unicharm: 6 patents #173 of 624Top 30%
Yamaha Motor: 6 patents #276 of 2,310Top 15%
KC Kabushiki Kaisha Carmate: 6 patents #1 of 6Top 20%
SC Sumitomo Pharma Co.: 5 patents #4 of 141Top 3%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
SC Sumitomo Dainippon Pharma Co.: 4 patents #16 of 206Top 8%
KC Kirin Brewery Co.: 4 patents #3 of 77Top 4%
FA Fanuc: 4 patents #680 of 1,735Top 40%
Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
Casio Computer Co.: 3 patents #744 of 1,970Top 40%
NC Nippon Thompson Co.: 3 patents #50 of 178Top 30%
OC Optoelectronics Co.: 3 patents #12 of 61Top 20%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
SD Sigma Designs: 3 patents #12 of 52Top 25%
OT Omnivision Technologies: 2 patents #283 of 604Top 50%
IN Intel: 2 patents #13,213 of 30,777Top 45%
FL Fujitsu Microelectronics Limited: 2 patents #92 of 624Top 15%
MK Misubishi Denki Kabushiki Kaisha: 1 patents #1 of 16Top 7%
NE Nec: 1 patents #7,889 of 14,502Top 55%
AC Adamant Kogyo Co.: 1 patents #18 of 34Top 55%
SH Shinkawa: 1 patents #131 of 229Top 60%
AC Akita Electronics Co.: 1 patents #42 of 68Top 65%
SI Sri International: 1 patents #681 of 1,272Top 55%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
KK Kabushiki Kaisha Mikuni Kogyo: 1 patents #17 of 50Top 35%
HO Horiba: 1 patents #319 of 604Top 55%
DA Daicel: 1 patents #265 of 523Top 55%
TC Tenga Co.: 1 patents #9 of 17Top 55%
TC The Furukawa Battery Co.: 1 patents #17 of 73Top 25%
TC Toagosei Chemical Industry Co.: 1 patents #32 of 115Top 30%
TU Tohoku University: 1 patents #615 of 1,680Top 40%
EC Eppendorf Himac Technologies Co.: 1 patents #5 of 16Top 35%
VJ Victor Company Of Japan: 1 patents #818 of 1,489Top 55%
XI Xanavi Informatics: 1 patents #75 of 156Top 50%
DK Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
NI Nileworks: 1 patents #4 of 9Top 45%
DC Dainippon Sumitomo Pharma Co.: 1 patents #107 of 256Top 45%
PT Pts: 1 patents #56 of 123Top 50%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
📍 Osaka, CA: #5 of 107 inventorsTop 5%
Overall (All Time): #2,216 of 4,157,543Top 1%
240
Patents All Time

Issued Patents All Time

Showing 126–150 of 240 patents

Patent #TitleCo-InventorsDate
6528658 Process for preparing cycloalkanone Hiroyuki Miura, Tomohide Ina, Hidehiko Nakajima 2003-03-04
6516768 Four-cycle engine 2003-02-11
6510028 Magnetic head moving motor and magnetic recording apparatus Hiroshi Nishizawa 2003-01-21
6501729 Cartridge for information-recording media having deformable elastic pressing member urged by projection on shutter Yoshitane Tsuburaya, Katsusuke Shimazaki, Satoru Ohnuki, Norio Ohta 2002-12-31
6499394 Stencil printer Katsumi Kawagoe, Muneaki Kawai, Shigeki Fukai, Kinya Ono 2002-12-31
6450847 Engine component arrangement for outboard motor Yukinori Kashima 2002-09-17
6446594 Component mounting arrangement for engine Akihiro Onoue 2002-09-10
6404705 Magneto-optical disk apparatus having an adjustment mechanism for setting the position of magnetic heads Norio Ohta, Masashi Suenaga 2002-06-11
6385140 Magneto-optical recording medium and reproducing method for reproducing magnetic domain in enlarged form on a reproducing layer Satoru Ohnuki, Norio Ohta, Katsusuke Shimazaki, Masafumi Yoshihiro, Hiroki Takao 2002-05-07
6371246 Oil pump for outboard motor Masanori Takahashi, Noriyoshi Hiraoka 2002-04-16
6346018 Arrangement for outboard motor 2002-02-12
D453316 Wiper blade for vehicle 2002-02-05
6339583 Cartridge for information-recording media having deformable elastic member on shutter Yoshitane Tsuburaya, Katsusuke Shimazaki, Satoru Ohnuki, Norio Ohta 2002-01-15
6325037 Crankcase arrangement for engine Masanori Takahashi 2001-12-04
6301199 Magneto-optical recording medium and recording/reproducing apparatus therefor in which recorded magnetic domains are transferred from the recording layer to the reproducing layer Atsushi Yamaguchi, Naoyuki Takagi, Yoshiharu Uchihara, Satoshi Sumi, Hiroyuki Awano +2 more 2001-10-09
6283021 Stencil making and attaching method of printing device Kaoru Kimura, Masakazu Miyata 2001-09-04
6276268 Drum type printer having mechanism for adjusting transverse position of printed image Yasuhiro Takahashi, Katsuro Motoe 2001-08-21
6269799 Outboard motor fuel supply system Masaki Okazaki, Takahide Watanabe 2001-08-07
6227107 Stencil printer Tetsuya Hashimoto, Toshihiro Bansyo, Masakazu Miyata 2001-05-08
6226234 Magneto-optic recording medium and reproducing method for reproducing magnetic domain in enlarged form on a reproducing layer Satoru Ohnuki, Norio Ohta, Katsusuke Shimazaki, Masafumi Yoshihiro, Hiroki Takao 2001-05-01
6222195 Charged-particle-beam exposure device and charged-particle-beam exposure method Akio Yamada, Satoru Sagou, Satoru Yamazaki, Kiichi Sakamoto, Manabu Ohno +2 more 2001-04-24
6207794 Polyoxyalkylene polyols, derivatives thereof, and process for producing the polyoxyalkylene polyols Satoshi Yamasaki, Yasunori Hara, Satoshi Tamura, Fumio Yamazaki, Mikio Matsufuji +6 more 2001-03-27
6208438 Reflection type image reader having an original positioning sheet Hiroshi Hanzawa 2001-03-27
6169714 Apparatus and method for recording/reproducing magneto-optical information Yasuhito Tanaka, Masaaki Kurebayashi, Takeshi Maeda, Tetsu Watanabe, Shigemi Maeda +3 more 2001-01-02
6142842 Manifold arrangement for outboard motor Noriyoshi Hirakoa, Masanori Takahashi 2000-11-07