Inventor
SUGAWARA TSUNEHIKO
JP25 patents
⚠️ This page may combine multiple inventors who share the name “SUGAWARA TSUNEHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI GLASS CO LTD
24 patentsUS5536995AJul 16, 1996
Glass bulb for a cathode ray and a method of producing the same
ASAHI GLASS CO LTD65 citations94
US5925977AJul 20, 1999
Strengthened glass bulb for a cathode ray tube
ASAHI GLASS CO LTD25 citations92
US5445285AAug 29, 1995
Glass bulb for a cathode ray tube
ASAHI GLASS CO LTD35 citations92
USRE36838EAug 29, 2000
Glass bulb for a cathode ray and a method of producing the same
ASAHI GLASS CO LTD19 citations91
US5837026ANov 17, 1998
Method for producing a glass panel for a cathode ray tube
ASAHI GLASS CO LTD22 citations91
US6734615B2May 11, 2004
Color cathode ray tube and glass frit for color cathode ray tubes
ASAHI GLASS CO LTD13 citations82
US6121723ASep 19, 2000
Glass panel for a CRT having a strengthened flat face portion
ASAHI GLASS CO LTD17 citations79
US6815882B2Nov 9, 2004
Glass bulb for a color cathode ray tube, and color cathode ray tube
ASAHI GLASS CO LTD8 citations74
US6790799B2Sep 14, 2004
Glass panel for color cathode ray tube, and cathode ray tube
ASAHI GLASS CO LTD8 citations74
US6236151B1May 22, 2001
Glass panel for an implosion-protected type cathode ray tube
ASAHI GLASS CO LTD13 citations74
US6680567B2Jan 20, 2004
Glass bulb for a cathode ray tube and cathode ray tube
ASAHI GLASS CO LTD11 citations73
US4904899AFeb 27, 1990
Projection cathode ray tube
ASAHI GLASS CO LTD17 citations73
US6844669B2Jan 18, 2005
Glass funnel for a cathode ray tube and process for its production
ASAHI GLASS CO LTD10 citations72
US6577055B1Jun 10, 2003
Glass funnel having arch-like ridge portions and cathode ray tube using same
ASAHI GLASS CO LTD10 citations72
US6163106ADec 19, 2000
Color cathode ray tube and water resistant glass frit
ASAHI GLASS CO LTD14 citations72
US6392336B1May 21, 2002
Glass funnel for a cathode ray tube and cathode ray tube
ASAHI GLASS CO LTD9 citations71
US5045751ASep 3, 1991
Cathode ray tube of improved breakdown voltage characteristic
ASAHI GLASS CO LTD7 citations70
US6597102B2Jul 22, 2003
Glass bulb for a cathode ray tube and cathode ray tube
ASAHI GLASS CO LTD7 citations68
US7088035B2Aug 8, 2006
Glass bulb for a cathode ray tube and a method for producing the same
ASAHI GLASS CO LTD2 citations61
US6683404B2Jan 27, 2004
CRT panel glass and production method thereof and CRT
ASAHI GLASS CO LTD3 citations61
US6586871B1Jul 1, 2003
CRT panel glass and production method thereof and CRT
ASAHI GLASS CO LTD5 citations61
US6407493B1Jun 18, 2002
Vacuum envelope for a display device
ASAHI GLASS CO LTD5 citations61
US6509684B2Jan 21, 2003
CRT panel glass and CRT, and their production methods
ASAHI GLASS CO LTD2 citations58
US6812632B2Nov 2, 2004
Glass funnel for a cathode ray tube and a cathode ray tube
ASAHI GLASS CO LTD1 citations51