YI

Yukio Ito

NC Nippon Conlux Co.: 27 patents #4 of 105Top 4%
CC Clarion Co.: 18 patents #18 of 721Top 3%
HM Hitachi Medical: 10 patents #55 of 680Top 9%
HI Hitachi: 9 patents #4,653 of 28,497Top 20%
TO Tosoh: 9 patents #48 of 1,042Top 5%
PP Perseus Proteomics: 6 patents #5 of 70Top 8%
DT Daido Tokushuko: 5 patents #25 of 382Top 7%
DC Daiwa Seiko Co.: 5 patents #54 of 217Top 25%
OD Oki Data: 4 patents #186 of 635Top 30%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
CP Chugai Pharmaceutical: 4 patents #251 of 1,238Top 25%
SO Sony: 3 patents #10,744 of 25,231Top 45%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
HC Hitachi Cable: 2 patents #313 of 1,086Top 30%
CC Citizen Watch Co.: 2 patents #460 of 1,225Top 40%
HF Hitachi Cable Fine-Tech: 2 patents #5 of 33Top 20%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
NA Nakanishi: 2 patents #22 of 46Top 50%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
SS Sumitomo Wiring Systems: 2 patents #1,192 of 2,615Top 50%
KK Kureha Kagaku Kogyo: 1 patents #332 of 607Top 55%
MC Musashi Co.: 1 patents #8 of 14Top 60%
NA Nachi-Fujikoshi: 1 patents #16 of 136Top 15%
HR Harness System Technologies Research: 1 patents #49 of 103Top 50%
HC Hitachi Instruments Engineering Co.: 1 patents #18 of 126Top 15%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
AT Autonetworks Technologies: 1 patents #723 of 1,079Top 70%
AT Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
TC Toshiba Ceramics Co.: 1 patents #190 of 458Top 45%
HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
UC Union Carbide: 1 patents #697 of 1,402Top 50%
UN Unitika: 1 patents #257 of 620Top 45%
AS Aichi Steel: 1 patents #53 of 108Top 50%
VJ Victor Company Of Japan: 1 patents #818 of 1,489Top 55%
HI Hitchi: 1 patents #1 of 56Top 2%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
IN Inax: 1 patents #78 of 242Top 35%
Overall (All Time): #8,969 of 4,157,543Top 1%
126
Patents All Time

Issued Patents All Time

Showing 101–125 of 126 patents

Patent #TitleCo-InventorsDate
4688122 Releasable connection arrangement of a loading and/or ejection mechanism in a tape player Kazuki Takai, Shigeo Kinoshita, Junichi Kikuchi, Toshihiko Fukazawa 1987-08-18
4645726 Solid state lithium battery Masahiko Hiratani, Katsuki Miyauchi, Keiichi Kanehori, Fumiyoshi Kirino, Tetsuichi Kudo 1987-02-24
4630153 Magnetic tape device Kazuki Takai, Satoshi Takagi 1986-12-16
4614987 Mode selection device of a tape deck Akira Sukenari, Isao Hasegawa 1986-09-30
4595853 Apparatus for and method of determining properties of saw substrates Kazuyuki Nagatsuma, Hirosi Takeuchi, Sakichi Ashida, Shigeru Jyomura 1986-06-17
4581665 Mode changing mechanism for a tape player Satoshi Takagi, Kazuki Takai 1986-04-08
4555456 Cathode structure for thin film battery Keiichi Kanehori, Katsuki Miyauchi, Fumiyoshi Kirino, Tetsuichi Kudo 1985-11-26
4538753 Tape recorder Hideki Hayashi, Satoshi Takagi, Sadayoshi Endo 1985-09-03
4523241 Head shift mechanism in a magnetic tape apparatus Kazuki Takai, Satoshi Takagi 1985-06-11
4511103 Tape end detecting device in a tape player Hideki Hayashi, Yukio Akiike, Shigeo Kinoshita 1985-04-16
4506882 Device for placing banknotes with their front or reverse sides facing in the same direction Yoshihiro Koshio 1985-03-26
4497001 Auto-reverse mechanism for use in magnetic recording/reproducing apparatus Hideki Hayashi, Sadayoshi Endo, Satoshi Takagi 1985-01-29
4490641 Three electrode piezoelectric ceramic resonator Hiroshi Takeuchi, Shigeru Jyo mura, Kazuyuki Nagatsuma, Mitsutaka Hikita, Sakichi Ashida 1984-12-25
4458172 Ultrasonic probe Hiroshi Takeuchi, Etsuji Yamamoto, Shigeru Jyomura, Sakichi Ashida 1984-07-03
4450421 Dielectric filter Takeshi Meguro 1984-05-22
4425591 Magnetic recording/reproducing apparatus Kazuki Takai, Satoshi Takagi 1984-01-10
4425555 Dielectric filter module Takeshi Meguro 1984-01-10
4410868 Dielectric filter Takeshi Meguro, Bun-ichi Miyamoto 1983-10-18
4408235 Recording mode locking system in a video signal magnetic recording apparatus 1983-10-04
4378917 Tape-end detecting device Tokuji Negishi, Satoshi Takagi 1983-04-05
4333842 Piezoelectric single crystal and surface acoustic wave element employing the same Kazuyuki Nagatsuma, Sigeru Jyomura, Sakichi Ashida, Hiroshi Takeuchi 1982-06-08
4307211 Preparation of an ethylene-ethyl acrylate-acrylic acid terpolymer Kazuyuki Isobe, Kiroku Tsukada, Fumio Tsuruwaka 1981-12-22
4243541 Piezoelectric ceramics Hiroshi Takeuchi, Shigeru Jyomura, Kunio Yamashita, Kazuyuki Nagatsuma, Sakichi Ashida +1 more 1981-01-06
4227224 Cassette tape recording/reproducing apparatus Hiroyuki Umezawa, Kazuki Takai, Hitoshi Okada 1980-10-07
4203873 Anionic detergent composition containing a builder mixture comprising an imidobis-sulfate and sodium citrate or nitrilotriacetate Hiroshi Suzuki, Yosiro Yasumoto, Sigeru Kinomura, Kazuo Nagashima 1980-05-20