TK

Tetsuya Kato

Brother Kogyo: 32 patents #228 of 2,767Top 9%
DE Denso: 9 patents #1,418 of 11,792Top 15%
HI Hitachi: 7 patents #5,859 of 28,497Top 25%
NC Nippondenso Co.: 6 patents #366 of 3,479Top 15%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
TK Tanaka Kikinzoku Kogyo K.K.: 6 patents #52 of 436Top 15%
TC Tokyo Ohka Kogyo Co.: 5 patents #208 of 684Top 35%
NE Nec: 4 patents #3,388 of 14,502Top 25%
HC Hitachi Chemical Company: 4 patents #392 of 1,946Top 25%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
TE Teac: 4 patents #89 of 440Top 25%
NA Nec Accesstechnica: 3 patents #1 of 55Top 2%
YA Yazaki: 3 patents #1,239 of 3,427Top 40%
TI Toray Industries: 3 patents #932 of 3,690Top 30%
OJ Opnext Japan: 3 patents #47 of 185Top 30%
NS Nippon Soken: 2 patents #546 of 1,540Top 40%
RE Resonac: 1 patents #191 of 474Top 45%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Ngk Spark Plug Co.: 1 patents #959 of 1,594Top 65%
NT NTT: 1 patents #2,911 of 4,871Top 60%
SU Subaru: 1 patents #677 of 1,436Top 50%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
HC Hodogaya Chemical Co.: 1 patents #201 of 359Top 60%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
SM Suzuki Motor: 1 patents #523 of 1,209Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Hitachiota, JP: #1 of 2 inventorsTop 50%
Overall (All Time): #13,177 of 4,157,543Top 1%
105
Patents All Time

Issued Patents All Time

Showing 101–105 of 105 patents

Patent #TitleCo-InventorsDate
5518860 Positive-working quinonediazide photoresist composition containing hydroxyalkyl substituted pyridine compound Satoshi Niikura, Jun Koshiyama, Kouichi Takahashi, Hidekatsu Kohara, Toshimasa Nakayama 1996-05-21
5401617 Method for forming positive patterned resist layer on tantalum substrate utilizing quinone diazide composition with aromatic hydroxy additive Kouichi Takahashi, Hidekatsu Kohara, Toshimasa Nakayama 1995-03-28
5380107 Base fabric for ink ribbon Nobutake Hiroe 1995-01-10
5313317 Hologram Toshiki Saburi, Minoru Ohta, Hirokatsu Mukai, Yasuhiro Mizutani 1994-05-17
5299850 Automobile with canvas Takashi Kaneko, Tatsuo Suzuki, Yoshihisa Inoue 1994-04-05