HI

Hiroyuki Itoh

HT Headway Technologies: 53 patents #26 of 309Top 9%
HI Hitachi: 43 patents #413 of 28,497Top 2%
Nsk: 26 patents #25 of 1,559Top 2%
S( Sae Magnetics (H.K.): 22 patents #21 of 585Top 4%
NO Nippon Oil: 16 patents #27 of 773Top 4%
Fujitsu Limited: 15 patents #1,986 of 24,456Top 9%
MI Mitsui Toatsu Chemicals, Incorporated: 15 patents #51 of 1,543Top 4%
Tdk: 9 patents #675 of 3,796Top 20%
SS Sumitomo Wiring Systems: 4 patents #805 of 2,615Top 35%
MC Meiji Milk Products Co.: 4 patents #8 of 143Top 6%
DE Denso: 3 patents #3,857 of 11,792Top 35%
JR Japan Synthetic Rubber: 3 patents #110 of 558Top 20%
SO Sony: 2 patents #12,963 of 25,231Top 55%
SC Sankyo Holdings Co.: 2 patents #300 of 700Top 45%
DN Dsm N.V.: 2 patents #144 of 669Top 25%
Canon: 2 patents #12,681 of 19,416Top 70%
OC Ono Pharmaceutical Co.: 2 patents #224 of 559Top 45%
HC Hitachi Instruments Engineering Co.: 2 patents #8 of 126Top 7%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
HK Hks: 1 patents #3 of 13Top 25%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
KO Komatsu: 1 patents #1,163 of 2,087Top 60%
MC Meiji Co.: 1 patents #75 of 202Top 40%
CL Central Glass Company, Limited: 1 patents #505 of 968Top 55%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
TC Techno Polymer Co.: 1 patents #33 of 68Top 50%
TC Toyo Ink Mfg. Co.: 1 patents #227 of 499Top 50%
📍 Suita, CA: #1 of 3 inventorsTop 35%
Overall (All Time): #3,087 of 4,157,543Top 1%
208
Patents All Time

Issued Patents All Time

Showing 201–208 of 208 patents

Patent #TitleCo-InventorsDate
4725744 Input buffer circuit and logic circuit using the buffer circuit Masayoshi Yagyuu, Akira Masaki 1988-02-16
4636229 Selective gas separation membrane Ko Sakata, Hirosuke Imai 1987-01-13
4586169 Semiconductor memory circuit and large scale integrated circuit using the same Akira Masaki, Hiroki Yamashita, Satoshi Hososaka 1986-04-29
4433098 Process for preparing a copolymer aqueous solution from which a catalyst residue is removed Teruaki Yamanashi, Hirosuke Imai 1984-02-21
4342665 Aqueous gel compositions Hirosuke Imai 1982-08-03
4337062 Anti-migration agent for dyeing Hirosuke Imai, Teruaki Yamanashi 1982-06-29
4254056 2-Aminomethyl phenol derivative and process for preparing thereof Mitoshi Konno, Takao Tokuhiro, Katsumi Ohta, Masaki Hayashi 1981-03-03
4245099 2-Acyl-6-aminomethylphenol derivatives Mitoshi Konno, Takao Tokuhiro, Sadahiko Iguchi, Masaki Hayashi 1981-01-13