HK

Heizaburo Kato

SC Sankyo Manufacturing Co.: 51 patents #1 of 13Top 8%
SS Sankyo Seisakusho: 31 patents #1 of 30Top 4%
YM Yamazaki Mazak: 3 patents #50 of 272Top 20%
EI Eisai: 2 patents #451 of 998Top 50%
TD Techno Dynamics: 2 patents #2 of 5Top 40%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #17,537 of 4,157,543Top 1%
91
Patents All Time

Issued Patents All Time

Showing 76–91 of 91 patents

Patent #TitleCo-InventorsDate
4836101 Pressing machine 1989-06-06
4819850 Material feeding apparatus 1989-04-11
4776505 Roll feed apparatus 1988-10-11
4638990 Roll feed apparatus with adjustable nip 1987-01-27
4638731 Press machine 1987-01-27
4638991 Adjustable nip roll feed apparatus with braking/releasing device 1987-01-27
4634034 Roll feed apparatus 1987-01-06
4625845 Overload release latch 1986-12-02
4605147 Roll feed apparatus 1986-08-12
4601420 Roll feed apparatus 1986-07-22
4586259 Output rotational angle indicating device of rocking rotational angle altering system 1986-05-06
4549683 Roll feed apparatus 1985-10-29
4311224 Torque limiter Yoshio Ogawa, Masao Nishioka 1982-01-19
4304348 Roll type sheet material feeding apparatus 1981-12-08
4291553 Torque limiter Yoshio Ogawa 1981-09-29
4282779 Indexing drive apparatus 1981-08-11