AY

Akira Yamamoto

HI Hitachi: 324 patents #1 of 28,497Top 1%
Canon: 87 patents #167 of 19,416Top 1%
Fujitsu Limited: 32 patents #685 of 24,456Top 3%
FU Fujifilm: 29 patents #211 of 4,519Top 5%
SI Sumitomo Heavy Industries: 28 patents #7 of 917Top 1%
Sumitomo Electric Industries: 14 patents #1,767 of 21,551Top 9%
FL Fujitsu Hitachi Plasma Display Limited: 10 patents #14 of 166Top 9%
PA Panasonic: 9 patents #2,933 of 21,108Top 15%
NC Nissin Chemical Industry Co.: 8 patents #7 of 83Top 9%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
IC Ishida Co.: 7 patents #31 of 307Top 15%
Sharp Kabushiki Kaisha: 7 patents #2,322 of 10,731Top 25%
HO Hoya: 7 patents #167 of 1,290Top 15%
FA Fanuc: 7 patents #433 of 1,735Top 25%
BI Biopharmx: 7 patents #1 of 9Top 15%
TO Toyota: 7 patents #4,145 of 26,838Top 20%
OC Olympus Optical Co.: 6 patents #576 of 2,334Top 25%
HS Hitachi Microcomputer System: 6 patents #24 of 257Top 10%
HO Hosiden: 4 patents #81 of 328Top 25%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
PE Pentax: 4 patents #304 of 761Top 40%
ME Meidensha: 4 patents #72 of 555Top 15%
KS Kawasaki Steel: 3 patents #381 of 1,922Top 20%
DE Denso: 3 patents #3,857 of 11,792Top 35%
LC Laboratory Skin Care: 3 patents #5 of 5Top 100%
NI Nikon: 3 patents #1,048 of 2,493Top 45%
AC Alps Electric Co.: 3 patents #607 of 2,177Top 30%
SC Shinfuji Burner Co.: 2 patents #2 of 3Top 70%
DI Daicel Chemical Industries: 2 patents #308 of 893Top 35%
DC Daiwa Can: 2 patents #46 of 181Top 30%
FC Futaba Industrial Co.: 2 patents #37 of 167Top 25%
TI Takeda Chemical Industries: 2 patents #497 of 1,420Top 35%
CC Cosmed Pharmaceutical Co.: 2 patents #7 of 23Top 35%
KC Koyo Seiko Co.: 2 patents #228 of 749Top 35%
TO Toto: 2 patents #431 of 1,113Top 40%
MI Mitsui Toatsu Chemicals, Incorporated: 2 patents #607 of 1,543Top 40%
HC Hosiden Electronics Co.: 2 patents #34 of 98Top 35%
SP Sakai Display Products: 2 patents #82 of 175Top 50%
MC Mitsui Chemicals: 2 patents #873 of 2,279Top 40%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
BL Bridgestone Tire Company Limited: 1 patents #196 of 438Top 45%
DC Dai-Ichi Seiko Co.: 1 patents #82 of 124Top 70%
DA Daikyonishikawa: 1 patents #23 of 85Top 30%
DC Dainichiseika Color & Chemicals Mfg. Co.: 1 patents #184 of 376Top 50%
FC Favess Co.: 1 patents #6 of 31Top 20%
GR Graphtec: 1 patents #22 of 62Top 40%
HA Hitachi America: 1 patents #46 of 97Top 50%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
HV Hitachi Vantara: 1 patents #77 of 254Top 35%
II Inter-University Research Institute: 1 patents #2 of 40Top 5%
JC Japan Cash Machine Co.: 1 patents #53 of 83Top 65%
JS Jfe Steel: 1 patents #825 of 1,401Top 60%
JT Jtekt: 1 patents #1,102 of 1,969Top 60%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
KK Katayama Chemical Works Co., Ktd.: 1 patents #7 of 19Top 40%
MC Meidensha Electric Mfg. Co.: 1 patents #4 of 14Top 30%
MC Menicon Co.: 1 patents #139 of 263Top 55%
MC Mitsubishi Gas Chemical Company: 1 patents #1,048 of 1,727Top 65%
NE Nec: 1 patents #7,889 of 14,502Top 55%
NI Nichidai: 1 patents #1 of 15Top 7%
NC Niigata Engineering Co.: 1 patents #34 of 80Top 45%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
NI Nissan Chemical Industries: 1 patents #655 of 1,150Top 60%
OF Otsuka Pharmaceutical Factory: 1 patents #128 of 354Top 40%
SC Shin-Etsu Polymer Co.: 1 patents #156 of 269Top 60%
KO Komatsu: 1 patents #53 of 104Top 55%
SC Sumitomo Forestry Co.: 1 patents #10 of 37Top 30%
SA Sumitomo Machinery Corp. Of America: 1 patents #5 of 5Top 100%
SS Sumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
TC Taiho Pharmaceutical Co.: 1 patents #236 of 484Top 50%
TC Takeuchi Mfg., Co.: 1 patents #17 of 36Top 50%
Tdk: 1 patents #2,493 of 3,796Top 70%
TC Tokai Carbon Co.: 1 patents #38 of 112Top 35%
TC Tokyo Seimitsu Co.: 1 patents #110 of 257Top 45%
TK Toyoda Koki Kabushiki Kaisha: 1 patents #307 of 674Top 50%
Yamaha: 1 patents #1,232 of 2,001Top 65%
📍 Saitama, CA: #1 of 43 inventorsTop 3%
Overall (All Time): #126 of 4,157,543Top 1%
761
Patents All Time

Issued Patents All Time

Showing 551–575 of 761 patents

Patent #TitleCo-InventorsDate
6497154 Method of preparing slag sample for X-ray fluorescence analysis and sampler for use in the same Noriko Makiishi, Wataru Tanimoto 2002-12-24
6486757 Double-tuned circuit of tuner featuring restrained degradation of selectivity Masaki Yamamoto 2002-11-26
6487103 Data read-out circuit, data read-out method, and data storage device Shoichiro Kawashima 2002-11-26
6480274 Method of analyzing oxygen and oxide in metallic material Wataru Tanimoto 2002-11-12
6473867 Parity storage unit, in a disk array system, for generating updated parity data from received data records Toshihiko Tamiya, Hisashi Takamatsu, Akira Kurano, Hirofumi Inomata 2002-10-29
6463505 Disk array device with selectable method for generating redundant data Eiju Katsuragi, Mikito Ogata, Akira Kurano, Toshihiko Tamiya, Naoya Takahashi 2002-10-08
6461735 Coated article Masahiro Furuya, Yuji Yoshikawa, Satoshi Iwasaki, Masaaki Yamaya 2002-10-08
6460168 Method of designing power supply circuit and semiconductor chip Shirou Sakiyama, Hiroyuki Nakahira, Masayoshi Kinoshita, Katsuji Satomi, Jun Kajiwara +1 more 2002-10-01
6457153 Storage device and storage subsystem for efficiently writing error correcting code Yasutomo Yamamoto 2002-09-24
6446223 Storage system and method for controlling the same Noboru Morishita 2002-09-03
6446161 Apparatus and method for reallocating logical to physical disk devices using a storage controller with access frequency and sequential access ratio calculations and display Yasutomo Yamamoto, Takao Satoh 2002-09-03
6440030 Driving apparatus Kiyoji Minegishi, Jun Tamenaga 2002-08-27
6438646 Storage subsystem having a plurality of interfaces conforming to a plurality of data formats Manabu Kitamura, Shigeo Honma 2002-08-20
6434666 Memory control apparatus and method for storing data in a selected cache memory based on whether a group or slot number is odd or even Misako Takahashi, Yoshihiro Asaka, Shigeru Kishiro 2002-08-13
6424970 Sorting system and method executed by plural computers for sorting and distributing data to selected output nodes Hiroshi Arakawa, Shigeo Honma, Hideo Ohata 2002-07-23
6424184 FREQUENCY-VOLTAGE CONVERSION CIRCUIT, DELAY AMOUNT JUDGEMENT CIRCUIT, SYSTEM HAVING FREQUENCY-VOLTAGE CONVERSION CIRCUIT, METHOD OF ADJUSTING INPUT/OUTPUT CHARACTERISTICS OF FREQUENCY-VOLTAGE CONVERSION CIRCUIT, AND APPARATUS FOR AUTOMATICALLY ADJUSTING INPUT Shiro Sakiyama, Hiroyuki Nakahira, Masaru Fukuda, Akira Matsuzawa, Shiro Dosho +1 more 2002-07-23
6419732 Pigment ink composition Kazuyuki Matsumura 2002-07-16
6408370 Storage system assuring data integrity and a synchronous remote data duplexing Katsunori Nakamura, Shigeru Kishiro 2002-06-18
6366333 Method of forming a conductive and reflective thin metal film suitable for a reflective LCD device and a device produced by the method Masashi Ohata, Mamoru Seio 2002-04-02
6335037 Cosmetic comprising spherical hydrophobic fine silica particles Shoji Ichinohe, Muneo Kudo 2002-01-01
6330413 Image forming apparatus having an LED charge erasing device Atsushi Hosoi, Hiroya Hirose 2001-12-11
6327673 Storage unit subsystem Hiroyuki Kitajima, Kouji Arai, Yoshihisa Kamo 2001-12-04
6306928 Water resistant ink compositions Kazuyuki Matsumura, Masanao Kamei, Masaaki Yamaya 2001-10-23
6291600 Method of preventing scale adhesion to the surfaces of a polymerization tank Seiichi Masuko, Ichisaburo Nakamura, Yoshimatsu Naka, Keiichi Fukuda, Yasuyuki Hatakeyama +2 more 2001-09-18
6288714 Plasma display with improved reactivation characteristic, driving method for plasma display, wave generating circuit with reduced memory capacity, and planar matrix type display wave generating circuit Masaya Tajima, Toshio Ueda, Hirohito Kuriyama, Katsuhiro Ishida 2001-09-11