HK

Hiroyuki Kiyota

Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
TC Tokyo Ohka Kogyo Co.: 3 patents #291 of 684Top 45%
SC Sakae Ringyo Co.: 2 patents #3 of 7Top 45%
Overall (All Time): #527,809 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5351490 Piston/displacer support means for a cryogenic refrigerator Tatsuru Ohishi, Kazuki Niitsu, Nobuo Fujii, Yoshihiro Katagishi, Takeshi Miyazawa 1994-10-04
5177971 Refrigerator 1993-01-12
5113662 Cryogenic refrigerator Nobuo Fujii, Yoshihiro Katagishi, Takeshi Miyazawa 1992-05-19
5088288 Refrigerator Yoshihiro Katagishi, Takeshi Miyazawa, Nobuo Fujii 1992-02-18
D307405 Bicycle stem 1990-04-24
D298223 Stem for bicycle handlebars 1988-10-25
D292075 Bicycle pedal 1987-09-29
4483651 Automatic apparatus for continuous treatment of leaf materials with gas plasma Hisashi Nakane, Akira Uehara, Shigekazu Miyazaki, Isamu Hijikata 1984-11-20
4336438 Apparatus for automatic semi-batch sheet treatment of semiconductor wafers by plasma reaction Akira Uehara, Shigekazu Miyazaki, Hisashi Nakane 1982-06-22
4245154 Apparatus for treatment with gas plasma Akira Uehara, Hisashi Nakane, Shozo Toda 1981-01-13