TW

Tadao Watanabe

SM Smc: 4 patents #250 of 737Top 35%
DA Daikyo: 3 patents #1 of 25Top 4%
TC Toppan Printing Co.: 2 patents #414 of 1,467Top 30%
TC Toyo Kohan Co.: 2 patents #100 of 295Top 35%
RK Riso Kagaku: 1 patents #321 of 551Top 60%
PE Pentax: 1 patents #515 of 761Top 70%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #298,210 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
9329603 Vacuum pressure regulation system Yu Hirabayashi 2016-05-03
7077655 Calculation training tool, and calculation training system 2006-07-18
6338358 Pressure control apparatus Atsushi Fujiwara 2002-01-15
6119721 Electropneumatic regulator system Yuji Tsuda 2000-09-19
6016824 Control method and circuit for valve device 2000-01-25
5946951 Auxiliary device for activating cleaning water 1999-09-07
5853043 Method and apparatus for continuous casting of a thin slab Isamu Takeuchi, Akihiro Yamanaka, Kazuo Okamura, Hiroyasu Simizu, Takasi Kanazawa +3 more 1998-12-29
5562872 A method for manufacturing an antibacterial chopping board 1996-10-08
5433424 Anti-bacterial chopping board 1995-07-18
5278607 Photometering device in single lens reflex camera Kazuo Goto 1994-01-11
D307489 Container for releasing perfume 1990-04-24
4896597 Screen printing apparatus Shoji Hayata 1990-01-30
4430386 Composite metal sintered article and method of making same Mitsuo Ohhori, Akio Ohta, Yoshikazu Kondo 1984-02-07
4275106 Transfer sheet for polyamide articles 1981-06-23
4261745 Method for preparing a composite metal sintered article Mitsuo Ohhori, Akio Ohta, Yoshikazu Kondo 1981-04-14
4199109 Method for recovering different plastic materials from laminated articles 1980-04-22