Inventor
ISHIGAKI SEIJI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “ISHIGAKI SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKAI RIKA CO LTD
12 patentsUS7732724B2Jun 8, 2010
Detent changeover switch apparatus
TOKAI RIKA CO LTD89 citations96
US7767916B2Aug 3, 2010
Switch device
TOKAI RIKA CO LTD19 citations92
US7505279B2Mar 17, 2009
Portable device having flexible case
TOKAI RIKA CO LTD22 citations92
US7290416B2Nov 6, 2007
Engine switch device
TOKAI RIKA CO LTD22 citations91
US7295430B2Nov 13, 2007
Portable device having high strength
TOKAI RIKA CO LTD15 citations83
US7619376B2Nov 17, 2009
Detent mechanism
TOKAI RIKA CO LTD10 citations82
US7804036B2Sep 28, 2010
Control switch apparatus
TOKAI RIKA CO LTD13 citations81
US7714242B2May 11, 2010
Switch device
TOKAI RIKA CO LTD7 citations72
US7902468B2Mar 8, 2011
Detent changeover switch apparatus
TOKAI RIKA CO LTD6 citations62
US10393240B2Aug 27, 2019
Gear drive device
TOKAI RIKA CO LTD0 citations51
US10012294B2Jul 3, 2018
Gear drive device
TOKAI RIKA CO LTD1 citations51
US9488988B2Nov 8, 2016
Push operation mechanism having tactile feedback
TOKAI RIKA CO LTD0 citations31