HY

Hiroyuki Yamashita

KA Kao: 35 patents #4 of 3,221Top 1%
Mazda Motor: 33 patents #32 of 4,755Top 1%
HH Hitachi High-Technologies: 14 patents #180 of 1,917Top 10%
Ricoh Company: 13 patents #1,714 of 9,818Top 20%
MI Mitsui Toatsu Chemicals, Incorporated: 12 patents #80 of 1,543Top 6%
YK Ykk: 10 patents #62 of 845Top 8%
Kioxia: 9 patents #115 of 1,813Top 7%
Yamaha: 7 patents #373 of 2,001Top 20%
Dai Nippon Printing Co.: 7 patents #325 of 2,222Top 15%
KS Kobe Steel: 6 patents #135 of 2,031Top 7%
Honda Motor Co.: 4 patents #5,328 of 21,052Top 30%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
JT Japan Tobacco: 3 patents #223 of 1,187Top 20%
Toshiba Memory: 3 patents #621 of 1,971Top 35%
LL Lihit Lab.: 3 patents #5 of 11Top 50%
NT NTT: 3 patents #1,627 of 4,871Top 35%
DI Daikin Industries: 2 patents #1,262 of 2,957Top 45%
SC Sumitomo Bakelite Co.: 2 patents #227 of 790Top 30%
TC Tokusen Kogyo Co.: 2 patents #7 of 68Top 15%
FI Fujifilm Business Innovation: 2 patents #2,833 of 5,238Top 55%
SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
OU Osaka University: 2 patents #362 of 1,984Top 20%
MS Mitsubishi Hitachi Power Systems: 1 patents #495 of 970Top 55%
JC Japan Abrasive Co.: 1 patents #5 of 12Top 45%
KS Kobe Steel: 1 patents #937 of 1,773Top 55%
KI Konica Minolta Photo Imaging: 1 patents #50 of 106Top 50%
AC Act: 1 patents #13 of 40Top 35%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
NC Nkk Co.: 1 patents #579 of 1,173Top 50%
SK Showa Denko Kabushikikaisha: 1 patents #1 of 20Top 5%
SC System Jd Co.: 1 patents #6 of 9Top 70%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #3,793 of 4,157,543Top 1%
189
Patents All Time

Issued Patents All Time

Showing 176–189 of 189 patents

Patent #TitleCo-InventorsDate
5374765 Method for extracting an amino acid ester from a hydrous solution of a mineral acid salt thereof Tomoko Kamashita, Teruyuki Nagata, Masanobu Ajioka 1994-12-20
5366655 Stable sodium percarbonate particle and process for preparing same Kouichi Hatano, Mutsumi Kuroda 1994-11-22
5302749 Stabilizing method of isocyanate compounds and isocyanate compositions stabilized thereby Teruyuki Nagata, Masahiko Kusumoto, Koju Okazaki 1994-04-12
5269266 V-type two cycle supercharged engine Akira Kageyama, Shigeru Sakurai 1993-12-14
5211219 Air conditioner Katsuhiro Kawabata, Isao Hasegawa, Junichiro Tanaka, Junji Matsushima 1993-05-18
5194559 Optical urethane resins and plastic lenses comprising the same Koju Okazaki, Masahiko Kusumoto, Teruyuki Nagata 1993-03-16
5177040 Fused zirconia refractory materials having high-temperature heat resistance and corrosion resistance and a method for producing the same Masahiro Tamamaki, Yoshihiro Onoda, Koji Tsuda 1993-01-05
5047545 2-alkoxycarbonyl-4-(4-pyridyl)cyclohexanones and process for preparing them Nobuyuki Fukazawa 1991-09-10
4990529 Pyrazolone derivatives for treating cerebrovascular diseases Makoto Odate, Hajime Iizuka, Hiroshi Kawazura, Yoshio Shiga, Hiroshi Namekawa 1991-02-05
4895947 Process for producing 1-acyl-2-pyrazoline derivative Kunio Okumura, Hajime Iizuka, Norio Ohto 1990-01-23
4839376 Pyrazoline derivatives for treating cerebrovascular diseases Makoto Odate, Hajime Iizuka, Hiroshi Kawazura, Yoshio Shiga, Hiroshi Namekawa 1989-06-13
4834462 Cutter for impact-type cutting machine 1989-05-30
4814458 Process for preparing 4-acetyl isoquinolinone compounds Nobuyuki Fukazawa, Tatsuo Kaiho 1989-03-21
4405177 Apparatus for finishing surfaces 1983-09-20