Assignee
MACHIDA ENDOSCOPE CO LTD
JP·92 granted patents·2 pending applications·7,026 citations·filing 1975–2008
Top patents by PatentIndex Score
94 records- 0197US4721099AOperating mechanism for bendable section of endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1986·Granted Jan 26, 1988·1.1k cites·28 claims
- 0296US6408889B1Bendable tube and method for manufacturing the sameMACHIDA ENDOSCOPE CO LTD·Filed 2000·Granted Jun 25, 2002·130 cites·2 claims
- 0396US5520222ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1995·Granted May 28, 1996·204 cites·2 claims
- 0496US5143475ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1991·Granted Sep 1, 1992·119 cites·5 claims
- 0595US5271382ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1992·Granted Dec 21, 1993·128 cites·9 claims
- 0693US6735369B2Hollow optical fiber and method for manufacturing the sameMACHIDA ENDOSCOPE CO LTD·Filed 2002·Granted May 11, 2004·33 cites·3 claims
- 0793US4655257AGuide tube assembly for industrial endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1985·Granted Apr 7, 1987·247 cites·8 claims
- 0891US4311142ADevice for detecting a leak of laserMACHIDA ENDOSCOPE CO LTD·Filed 1978·Granted Jan 19, 1982·38 cites·7 claims
- 0988US4834069AEndoscope with improved inserting portionMACHIDA ENDOSCOPE CO LTD·Filed 1988·Granted May 30, 1989·268 cites·8 claims
- 1086US4630649AGuide tube for industrial endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1985·Granted Dec 23, 1986·60 cites·3 claims
- 1185US4750475AOperating instrument guide mechanism for endoscope apparatusMACHIDA ENDOSCOPE CO LTD·Filed 1986·Granted Jun 14, 1988·278 cites·9 claims
- 1285US4601283AEndoscope with a memory shape alloy to control tube bendingMACHIDA ENDOSCOPE CO LTD·Filed 1982·Granted Jul 22, 1986·169 cites·7 claims
- 1383US4762385ALaser beam admitting deviceMACHIDA ENDOSCOPE CO LTD·Filed 1986·Granted Aug 9, 1988·74 cites·18 claims
- 1482US4277168AEndoscope with means for detecting rotation of a distal examining endMACHIDA ENDOSCOPE CO LTD·Filed 1979·Granted Jul 7, 1981·98 cites·8 claims
- 1581US4279246ADevice for preventing clouding of an observing windowMACHIDA ENDOSCOPE CO LTD·Filed 1979·Granted Jul 21, 1981·86 cites·8 claims
- 1679US6461330B1Surgical operation guiding apparatusMACHIDA ENDOSCOPE CO LTD·Filed 2000·Granted Oct 8, 2002·101 cites·7 claims
- 1779US4770188AGuide tube assembly for an endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1982·Granted Sep 13, 1988·118 cites·7 claims
- 1879US4710807AIlluminating light supply system in electronic endoscope apparatusMACHIDA ENDOSCOPE CO LTD·Filed 1986·Granted Dec 1, 1987·36 cites·23 claims
- 1977US5601549AMedical observing instrumentMACHIDA ENDOSCOPE CO LTD·Filed 1995·Granted Feb 11, 1997·238 cites·12 claims
- 2077US5176126ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Jan 5, 1993·223 cites·11 claims
- 2175US6324742B1Method of uniting optical fibersMACHIDA ENDOSCOPE CO LTD·Filed 2000·Granted Dec 4, 2001·18 cites·1 claims
- 2275US4947540AMethod of producing waveguideMACHIDA ENDOSCOPE CO LTD·Filed 1989·Granted Aug 14, 1990·22 cites·11 claims
- 2373US5193135AOptical connector and endoscope with optical connectorMACHIDA ENDOSCOPE CO LTD·Filed 1991·Granted Mar 9, 1993·38 cites·10 claims
- 2472US5496338AMedical instrument for treating sinusitisMACHIDA ENDOSCOPE CO LTD·Filed 1994·Granted Mar 5, 1996·184 cites·6 claims
- 2571US5224467AEndoscope with direction indication mechanismMACHIDA ENDOSCOPE CO LTD·Filed 1992·Granted Jul 6, 1993·157 cites·11 claims
- 2671US4967732AEndoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Nov 6, 1990·154 cites·6 claims
- 2771US4241729AEndoscope with gas-tight cap permitting pressurizationMACHIDA ENDOSCOPE CO LTD·Filed 1978·Granted Dec 30, 1980·65 cites·4 claims
- 2870US5961445AEndoscope having replaceable objective unitMACHIDA ENDOSCOPE CO LTD·Filed 1997·Granted Oct 5, 1999·146 cites·11 claims
- 2969US6887196B2Endoscope apparatus with an omnidirectional view field and a translatable illuminatorMACHIDA ENDOSCOPE CO LTD·Filed 2003·Granted May 3, 2005·44 cites·6 claims
- 3069US5449021ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1994·Granted Sep 12, 1995·93 cites·3 claims
- 3169US4889106ATreating instrument for endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1988·Granted Dec 26, 1989·86 cites·6 claims
- 3269US4216767AEndoscope with closed pressurized inner cavityMACHIDA ENDOSCOPE CO LTD·Filed 1978·Granted Aug 12, 1980·60 cites·6 claims
- 3368US4281931AMeasuring apparatus comprising light optics utilizing cylindrical focusing glass fiberMACHIDA ENDOSCOPE CO LTD·Filed 1978·Granted Aug 4, 1981·47 cites·23 claims
- 3467US5167221ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1991·Granted Dec 1, 1992·129 cites·10 claims
- 3566US5438975ADistal tip of endoscope having spirally coiled control wiresMACHIDA ENDOSCOPE CO LTD·Filed 1994·Granted Aug 8, 1995·106 cites·11 claims
- 3666US5363882ABending device having a bellowsMACHIDA ENDOSCOPE CO LTD·Filed 1993·Granted Nov 15, 1994·82 cites·3 claims
- 3766US5203380ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Apr 20, 1993·85 cites·5 claims
- 3866US5178129AMethod of producing bending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Jan 12, 1993·134 cites·15 claims
- 3965US5002041ABending device and flexible tube structureMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Mar 26, 1991·109 cites·14 claims
- 4064US7736303B2Curvilinearly controlling wire member of endoscope and method for manufacturing the sameMACHIDA ENDOSCOPE CO LTD·Filed 2008·Granted Jun 15, 2010·3 cites·3 claims
- 4163US7184142B2Raman probe and Raman spectrum measuring apparatus utilizing the sameMACHIDA ENDOSCOPE CO LTD·Filed 2004·Granted Feb 27, 2007·4 cites·6 claims
- 4263US5215077ADirect vision/side vision exchangeable endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Jun 1, 1993·27 cites·4 claims
- 4361US5636625ATracheal airway apparatusMACHIDA ENDOSCOPE CO LTD·Filed 1995·Granted Jun 10, 1997·91 cites·13 claims
- 4460US5170454AOptical connector for endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1991·Granted Dec 8, 1992·26 cites·10 claims
- 4559US5280781AGuide device for endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1992·Granted Jan 25, 1994·88 cites·14 claims
- 4658US4771766AGuide tube assembly of endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1987·Granted Sep 20, 1988·58 cites·24 claims
- 4757US4941455AEndoscope having bending meansMACHIDA ENDOSCOPE CO LTD·Filed 1989·Granted Jul 17, 1990·72 cites·9 claims
- 4857US4718407AOperating mechanism for bendable section of endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1987·Granted Jan 12, 1988·52 cites·15 claims
- 4957US4545369AWaterproof endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1984·Granted Oct 8, 1985·39 cites·8 claims
- 5057US4340302AEndoscope with sensorMACHIDA ENDOSCOPE CO LTD·Filed 1979·Granted Jul 20, 1982·15 cites·2 claims
Showing the top 50 of 94 patent records by PatentIndex Score.
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