HT

Hitoshi Tanaka

HI Hitachi: 53 patents #249 of 28,497Top 1%
PE Pentax: 28 patents #47 of 761Top 7%
HE Hitachi Vlsi Engineering: 26 patents #1 of 666Top 1%
HC Hitachi Ulsi Systems Co.: 22 patents #6 of 867Top 1%
JD Japan Display: 20 patents #172 of 1,204Top 15%
Fujitsu Limited: 19 patents #1,495 of 24,456Top 7%
Tdk: 16 patents #345 of 3,796Top 10%
DE Denso: 12 patents #974 of 11,792Top 9%
EM Elpida Memory: 12 patents #50 of 692Top 8%
AD Advantest: 10 patents #85 of 1,193Top 8%
RT Renesas Technology: 8 patents #341 of 3,337Top 15%
OC Oki Electric Industry Co.: 7 patents #247 of 2,807Top 9%
Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
PE Pentax: 7 patents #66 of 396Top 20%
Casio Computer Co.: 7 patents #358 of 1,970Top 20%
SC Seitetsu Kagaku Co.: 6 patents #6 of 86Top 7%
JC Jin Co.: 6 patents #1 of 8Top 15%
HE Hitachi Micro Computer Engineering: 5 patents #10 of 393Top 3%
PS Ps4 Luxco S.A.R.L.: 5 patents #17 of 276Top 7%
TA Tdk Electronics Ag: 5 patents #50 of 503Top 10%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
JM J. Morita Mfg.: 4 patents #38 of 136Top 30%
SC Sanyo Electric Co.: 4 patents #1,493 of 6,347Top 25%
RC Rohto Pharmaceutical Co.: 3 patents #8 of 138Top 6%
Micron: 3 patents #3,077 of 6,345Top 50%
KC Koito Manufacturing Co.: 3 patents #355 of 1,047Top 35%
HO Hoya: 2 patents #523 of 1,290Top 45%
KO Kasei Optonix: 2 patents #35 of 142Top 25%
NC Nippondenso Co.: 2 patents #1,150 of 3,479Top 35%
OM Omron: 2 patents #1,275 of 3,089Top 45%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
SK Sumitomo Kinzoku Kogyo Kabushiki Kaisha: 2 patents #2 of 53Top 4%
AL Alcon Laboratories: 2 patents #114 of 314Top 40%
TI Toray Industries: 2 patents #1,308 of 3,690Top 40%
YC Yamatake-Honeywell Co.: 2 patents #37 of 169Top 25%
IC Iriso Electronics Co.: 2 patents #28 of 53Top 55%
MC Mizusawa Industrial Chemicals: 1 patents #47 of 90Top 55%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
AK Asahi Kogaku Kogyo K.K.: 1 patents #76 of 180Top 45%
HK Hamamatsu Photonics K.K.: 1 patents #936 of 1,436Top 70%
LC Lapis Semiconductor Co.: 1 patents #173 of 349Top 50%
AK Asahi Kogaku Kabushiki Kaisha: 1 patents #9 of 73Top 15%
SC Semiconductor Technology Academic Research Center: 1 patents #98 of 254Top 40%
HO Honeywell: 1 patents #7,507 of 14,447Top 55%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
UT University Of Tokushima: 1 patents #12 of 80Top 15%
SC Sumitomo Seika Chemicals Co.: 1 patents #180 of 365Top 50%
AL Aderans Company Limited: 1 patents #28 of 75Top 40%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
TK Terumo Kabushiki Kaisha: 1 patents #888 of 1,558Top 60%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
NI Nissho: 1 patents #65 of 171Top 40%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
The Johns Hopkins University: 1 patents #1,892 of 4,416Top 45%
OK Otsuka Kagaku Kabushiki Kaisya: 1 patents #86 of 183Top 50%
FC Fuji Photo Optical Co.: 1 patents #305 of 509Top 60%
📍 Yokohama, JP: #12 of 480 inventorsTop 3%
Overall (All Time): #1,492 of 4,157,543Top 1%
285
Patents All Time

Issued Patents All Time

Showing 151–175 of 285 patents

Patent #TitleCo-InventorsDate
6335898 Semiconductor IC device having a memory and a logic circuit implemented with a single chip Takao Watanabe, Kazushige Ayukawa, Ryo Fujita, Kazumasa Yanagisawa 2002-01-01
6332203 Testing apparatus and method for preventing a disk unit from being damaged Masao Kobori, Ikuko Tachibana 2001-12-18
6326783 Method of measuring axially symmetric electromagnetic fields 2001-12-04
6314044 Semiconductor integrated circuit device Toshio Sasaki, Yuji Tanaka, Kazumasa Yanagisawa, Jun Sato, Takashi Miyamoto +4 more 2001-11-06
6307312 Immersion lens and electron beam projection system using the same 2001-10-23
6246629 Semiconductor IC device having a memory and a logic circuit implemented with a single chip Takao Watanabe, Kazushige Ayukawa, Ryo Fujita, Kazumasa Yanagisawa 2001-06-12
6242327 Compound semiconductor device having a reduced source resistance Mitsunori Yokoyama, Jun Wada 2001-06-05
6222406 Semiconductor integrated circuit device, semiconductor memory system and clock synchronous circuit Hiromasa Noda, Masakazu Aoki, Hideyuki Aoki 2001-04-24
6182082 Method and system for managing object-oriented database Satoshi Wakayama, Takeo Maruyama, Yoichi Yamamoto, Hideo Munetika 2001-01-30
6121803 Pulse generator 2000-09-19
6115319 Dynamic RAM having word line voltage intermittently boosted in synchronism with an external clock signal Yoshitaka Kinoshita, Kenji Nishimoto, Kazumasa Yanagisawa 2000-09-05
6097663 Semiconductor IC device having a memory and a logic circuit implemented with a single chip Takao Watanabe, Kazushige Ayukawa, Ryo Fujita, Kazumasa Yanagisawa 2000-08-01
6091660 Semiconductor integrated circuit device Toshio Sasaki, Yuji Tanaka, Kazumasa Yanagisawa, Jun Sato, Takashi Miyamoto +4 more 2000-07-18
6072640 Waterproof lens barrel 2000-06-06
6071780 Compound semiconductor apparatus and method for manufacturing the apparatus Naoya Okamoto, Naoki Hara 2000-06-06
6069834 Semiconductor IC device having a memory and a logic circuit implemented with a single chip Takao Watanabe, Kazushige Ayukawa, Ryo Fujita, Kazumasa Yanagisawa 2000-05-30
6060417 Catalyst composition for transalkylation of alkylaromatic hydrocarbons and process for production of xylene Hajime Kato, Kazuyoshi Iwayama, Ryoji Ichioka 2000-05-09
6046459 Method and system for charged particle beam exposure Nobuyuki Yasutake, Yoshihisa Ooae, Kazushi Ishida, Hiroshi Yasuda, Akiyoshi Tsuda 2000-04-04
6026244 Focus adjustment mechanism and method for the assembly of AF compact camera 2000-02-15
6024474 Vehicle lamp having a plurality of lamp units with a unified lens assembly with joining legs 2000-02-15
6008495 Electron beam exposure device Yoshihisa Ooae 1999-12-28
5995439 Semiconductor IC device having a memory and a logic circuit implemented with a single chip Takao Watanabe, Kazushige Ayukawa, Ryo Fujita, Kazumasa Yanagisawa 1999-11-30
5990029 High dielectric-constant dielectric ceramic composition, and its fabrication process Masami Satoh 1999-11-23
5981118 Method for charged particle beam exposure with fixed barycenter through balancing stage scan Nobuyuki Yasutake, Yoshihisa Ooae, Kazushi Ishida, Hiroshi Yasuda, Akiyoshi Tsuda 1999-11-09
5981960 Charged particle beam exposure method and apparatus therefor Yoshihisa Ooaeh, Akio Yamada, Hiroshi Yasuda 1999-11-09