HM

Hiroyuki Matsuda

TI Takasago International: 22 patents #8 of 465Top 2%
HC Hitachi Industrial Equipment Systems Co.: 9 patents #44 of 550Top 8%
KO Konica Minolta Opto: 6 patents #58 of 418Top 15%
KM Konica Minolta: 4 patents #901 of 2,718Top 35%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
SU Subaru: 3 patents #297 of 1,436Top 25%
Mazda Motor: 3 patents #1,256 of 4,755Top 30%
YA Yazaki: 2 patents #1,574 of 3,427Top 50%
FC Fujimori Kogyo Co.: 2 patents #30 of 112Top 30%
KS Kawasaki Steel: 2 patents #570 of 1,922Top 30%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
SC Shikoku Kakoki Co.: 2 patents #45 of 103Top 45%
KA Kao: 2 patents #1,388 of 3,221Top 45%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
ER East Japan Railway: 1 patents #9 of 63Top 15%
JE Jeol: 1 patents #309 of 669Top 50%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%
MK Murata Kikai: 1 patents #251 of 454Top 60%
NC Nippon Seiki Co.: 1 patents #124 of 311Top 40%
UN Unitika: 1 patents #257 of 620Top 45%
Canon: 1 patents #14,899 of 19,416Top 80%
AI Aicello: 1 patents #10 of 24Top 45%
Overall (All Time): #28,576 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 51–71 of 71 patents

Patent #TitleCo-InventorsDate
6759557 Melanin production inhibitors and skincare products containing such inhibitors Hiroyasu Kumamoto, Eiko Tamai, Misao Yagi, Kenichi Yamamoto, Toshimitsu Hagiwara +1 more 2004-07-06
6645254 Aromatic bleaching agent composition Takashi Aida, Tsunehide Yoneyama, Toshimitsu Hagiwara 2003-11-11
6489273 Fragrance compositions containing 2-cyclohexyl-1,1-dimethyl ethanol esters Takashi Aida, Tetsuro Yamasaki 2002-12-03
6461112 Screw compression apparatus and operation control method thereof Hiroshi Ohta, Masakazu Aoki, Hitoshi Nishimura 2002-10-08
6440400 Trimethylcylohexane derivatives and melanin-formation inhibitors and perfumeholding agents with the use of the same Takashi Aida, Kenya Ishida, Tetsuro Yamasaki, Eiko Tamai, Kazuhiko Tokoro 2002-08-27
6287083 Compressed air production facility Masakazu Hase, Masakazu Aoki 2001-09-11
6211585 Stepping motor type indicator having a pole tooth with reduced end area Hitoshi Sato, Koichi Sato, Hiroyasu Numaya, Masaru Iwahashi, Keiji Tsurumaki +1 more 2001-04-03
6095590 Windbreak aero-board apparatus for open-top vehicle Hiroyuki Kihara, Minoru Nakamura 2000-08-01
5858348 Perfume composition containing (4R)-cis-4-methyl-2-substituted-tetrahydro-2H-pyran derivative and method for improving fragrance by using (4R)-cis-4-methyl-2-substituted-tetrahydro-2H-pyran derivative Takeshi Yamamoto 1999-01-12
5852919 Packaging machine Kiyomi Yoshida, Michio Ueda 1998-12-29
5836143 Drive device for use in packaging machines Kiyomi Yoshida, Seiji Sato 1998-11-17
5828544 Electronic unit fixing structure of electronic unit box 1998-10-27
5753610 Perfume containing (6E) -2,3-dihydrofarnesol Makoto Harada, Takeshi Yamamoto 1998-05-19
5748606 Optical disc player device with a vibration prevention mechanism Yoshiaki Nakagawa, Takashi Suzuki, Seiji Nakama, Masataka Kaneda, Masakazu Kashikawa +3 more 1998-05-05
5672783 Method for producing 3,7-dimethyl-5,7-octadiene-1-ol or rose oxide Takeshi Yamamoto 1997-09-30
5354595 Surface-roughened polyester film Eiji Yamamoto, Tsuneo Tamura, Katsuyuki Touma, Minoru Kishida, Yoshiaki Kozuka +3 more 1994-10-11
5288702 Ethyl (1R,6S)-2,2,6-trimethylcyclohexanecarboxylate, aroma chemical composition containing the same and process of producing the same Miharu Ogura, Takeshi Yamamoto, Akemi Shimada 1994-02-22
4888323 Perfume composition Takeshi Yamamoto 1989-12-19
4769178 Cold-rolling lube oil for metallic materials Kazuhito Kenmochi, Hideo Abe, Toru Sasaki, Koichi Ito, Takeshi Yoshimoto +1 more 1988-09-06
4746448 Cold rolling oil for steels Kazuhito Kenmochi, Hideo Abe, Toru Sasaki, Takeshi Yoshimoto, Hiroyuki Nagamori 1988-05-24
4600076 Device for attenuating pulsation of fluids in piping systems Shizuo Yamamoto, Tetsuo Kanda, Nobuaki Suzuki 1986-07-15