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 751–761 of 761 patents

Patent #TitleCo-InventorsDate
4454313 Polyester compound Kiyoshi Okitsu 1984-06-12
4391984 Alkynyl halide compounds and alkenyl acetate compounds therefrom Toshinobu Ishihara, Kenichi Taguchi 1983-07-05
4384158 Method for the preparation of cis-11-hexadecen-1-yne Toshinobu Ishihara, Kenichi Taguchi 1983-05-17
4355193 Method for the preparation of cis-nonen-6-yl chloride Toshinobu Ishihara, Kenichi Taguchi 1982-10-19
4340915 Microphone sensitivity-changing apparatus Toshiaki Nakamura 1982-07-20
4339397 Method for the preparation of a sodium salt of 1-alkyne compound Toshinobu Ishihara, Kenichi Taguchi 1982-07-13
4337372 Method for the cis to trans isomerization of an alkenol Toshinobu Ishihara, Kenichi Taguchi 1982-06-29
4331820 Cis-6-undecene-1-chloride and a method for the preparation thereof Kenichi Taguchi, Toshinobu Ishihara, Nobuo Takasaka, Hisashi Shimizu 1982-05-25
4324931 1-Halo-4-decene compounds Toshinobu Ishihara, Kenichi Taguchi, Nobuo Takasaka, Hisashi Shimizu, Mitsuyoshi Oshima 1982-04-13
4246178 Tetrahydropyran-5-one compounds Kenichi Taguchi, Akira Hayashida, Toshinobu Ishihara 1981-01-20
4228264 Suspension polymerization of vinyl chloride using hydroxyacrylic polymers Masaru Iida, Satoru Miyake, Hideo Yamaura, Takeshi Inoue 1980-10-14