YH

Yoshiaki Hayashi

SC Sumitomo Chemical: 12 patents #382 of 4,033Top 10%
YC Yoshino Kogyosho Co.: 11 patents #35 of 361Top 10%
AC Asmo Co.: 4 patents #112 of 745Top 20%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
OC Olympus Optical Co.: 3 patents #953 of 2,334Top 45%
RO Roland: 2 patents #105 of 292Top 40%
TC Toho Kasei Co.: 1 patents #17 of 37Top 50%
Canon: 1 patents #14,899 of 19,416Top 80%
AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
SO Sony: 1 patents #17,262 of 25,231Top 70%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
KC Koito Manufacturing Co.: 1 patents #610 of 1,047Top 60%
MC Mino Yogyo Co.: 1 patents #3 of 18Top 20%
MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%
OL Olympus: 1 patents #2,078 of 3,097Top 70%
📍 Fuchu, JP: #13 of 926 inventorsTop 2%
Overall (All Time): #73,360 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 26–42 of 42 patents

Patent #TitleCo-InventorsDate
5064081 Pressure resistant polygonal bottle-shaped container having a polygonal bottom Yukio Koshidaka 1991-11-12
5062537 Bottle-shaped container with base cap 1991-11-05
5013712 Magenta dye-donor element used in thermal transfer and thermal transfer sheet using it Taira Fujita 1991-05-07
4991728 Blow-molded bottle-shaped container of biaxially oriented polyethylene terephthalate and piece to be blow-molded into the same bottle-shaped container Takuzo Takada 1991-02-12
4877141 Pressure resistant bottle-shaped container Takeshi Itakura, Toyoji Kato, Yukio Koshidaka 1989-10-31
4833123 Yellow dye-donor element used in thermal transfer and thermal transfer and thermal transfer sheet using it Kiyoyasu Hashimoto, Takashi Omura, Yasuyuki Suzuki 1989-05-23
4804417 Process for producing dioxazine violet pigment Taira Fujita, Hiroshi Okayasu 1989-02-14
4678275 Optical fiber for infrared transmission consisting essentially of high purity mixed crystal of thallium bromide and thallium iodide Masaru Ikedo, Masafumi Watari, Osamu Yamamoto, Hiroshi Tsutsui 1987-07-07
D285932 Electric guitar 1986-09-30
4606255 Guitar for guitar synthesizer Akira Matsui 1986-08-19
4589559 Blow-molded bottle-shaped container of biaxially oriented polyethylene terephthalate resin and method of molding the same Takuzo Takada 1986-05-20
4524045 Method of fabricating bottle-shaped container of saturated polyester Kouichi Haraguchi, Yukio Koshidaka 1985-06-18
4481358 Process for producing dioxazine violet pigment Iwao Sakaguchi 1984-11-06
4330579 Parison for bottle product Akiho Ota 1982-05-18
4317908 Process for producing dioxazine violet pigment Iwao Sakaguchi 1982-03-02
4288478 Parison and method for forming parisons for biaxial orientation blow molding Harumi Kinoshita, Tadao Saito 1981-09-08
4199229 Solid state display device Akio Yamashita, Akihiro Imai 1980-04-22