TS

Takeki Shirai

TC Thk Co.: 53 patents #1 of 450Top 1%
BE Beldex: 1 patents #4 of 9Top 45%
MC Mitsubishi Steel Mfg. Co.: 1 patents #53 of 145Top 40%
MI Mitutoyo: 1 patents #455 of 721Top 65%
RI Railway Technical Research Institute: 1 patents #70 of 233Top 35%
TA Takenaka: 1 patents #67 of 199Top 35%
Overall (All Time): #49,533 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 51–53 of 53 patents

Patent #TitleCo-InventorsDate
5273381 Ball screw guide unit and transporting table using the same — 1993-12-28
5263381 Ball screw — 1993-11-23
5186545 Reciprocating device — 1993-02-16