Inventor
KATAYAMA SEIJI
JP30 patents
⚠️ This page may combine multiple inventors who share the name “KATAYAMA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYODA AUTOMATIC LOOM WORKS
12 patentsUS6192784B1Feb 27, 2001
Swash plate compressor
TOYODA AUTOMATIC LOOM WORKS21 citations91
US6575080B1Jun 10, 2003
Single-headed piston for swash plate type compressor wherein head portion has a curved surface at axial end
TOYODA AUTOMATIC LOOM WORKS7 citations73
US6546841B2Apr 15, 2003
Swash plate compressor and piston therefor
TOYODA AUTOMATIC LOOM WORKS8 citations73
US6484621B1Nov 26, 2002
Swash plate type compressor wherein piston head has inner sliding portion for reducing local wear
TOYODA AUTOMATIC LOOM WORKS9 citations73
US6217295B1Apr 17, 2001
Swash plate type compressor
TOYODA AUTOMATIC LOOM WORKS11 citations72
US6453555B1Sep 24, 2002
Method of producing compressor piston
TOYODA AUTOMATIC LOOM WORKS5 citations63
US6393964B1May 28, 2002
Compressor having piston rotation restricting structure with lubricating inclined guide surface
TOYODA AUTOMATIC LOOM WORKS5 citations63
US6378416B1Apr 30, 2002
Swash plate type compressor piston wherein inner surface of hollow cylindrical section of body portion has axially extending reinforcing projections
TOYODA AUTOMATIC LOOM WORKS2 citations63
US6438834B1Aug 27, 2002
Method of making a swash plate type compressor piston whose head portion is formed by pore-free die-casting
TOYODA AUTOMATIC LOOM WORKS2 citations62
US6395404B1May 28, 2002
Blank used for manufacturing single-headed piston, and method of producing the blank
TOYODA AUTOMATIC LOOM WORKS3 citations62
US6332394B1Dec 25, 2001
Piston for swash plate type compressor, wherein head portion includes radially inner sliding projection connected to neck portion
TOYODA AUTOMATIC LOOM WORKS5 citations62
US6526869B2Mar 4, 2003
Piston for compressors and method for producing the same
TOYODA AUTOMATIC LOOM WORKS0 citations52
TOYOTA JIDOSHOKKI KK
3 patentsUS6694864B2Feb 24, 2004
Swash plate type compressor
TOYOTA JIDOSHOKKI KK9 citations72
US6751971B2Jun 22, 2004
Variable displacement type compressor, air conditioner with the variable displacement type compressor, and method for controlling displacement in the variable displacement type compressor
TOYOTA JIDOSHOKKI KK3 citations63
US7699585B2Apr 20, 2010
Swash plate type compressor
TOYOTA JIDOSHOKKI KK4 citations62
KATAYAMA SEIJI
3 patentsUS8692152B2Apr 8, 2014
Laser lap welding method for galvanized steel sheets
KATAYAMA SEIJI4 citations67
US8168031B2May 1, 2012
Method for metal-resin joining and a metal-resin composite, a method for glass-resin joining and a glass-resin composite, and a method for ceramic-resin joining and a ceramic-resin composite
KATAYAMA SEIJI2 citations56
US8257978B2Sep 4, 2012
Method of evaluating reaction between dissolved hydrogen and dissolved oxygen and method of evaluating ability of dissolved hydrogen to scavenge active oxygen in water
KATAYAMA SEIJI0 citations41