WILK AND NAKAO MEDICAL TECHNOLOGY, INC.

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Patent Activity in the Last 10 Years

Technologies

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A61B DIAGNOSIS; SURGERY; IDENTIFICATION 9231

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5938586 Endoscope biopsy channel liner and associated methodMay 01, 98Aug 17, 99[A61B]
5782840 Snare cauterization surgical instrument assembly and method of manufactureFeb 14, 97Jul 21, 98[A61B]
5759187 Surgical retrieval assembly and associated methodNov 02, 94Jun 02, 98[A61B]
5746694 Endoscope biopsy channel liner and associated methodMay 16, 96May 05, 98[A61B]
5741271 Surgical retrieval assembly and associated methodAug 08, 96Apr 21, 98[A61B]
5486182 Polyp retrieval assembly with separable web memberMar 14, 94Jan 23, 96[A61B]
5336227 Surgical cauterization snare with polyp capturing web netFeb 01, 93Aug 09, 94[A61B]
5222961 Endoscopic stapling device and related stapleJan 08, 92Jun 29, 93[A61B]
5156609 Endoscopic stapling device and methodMay 03, 91Oct 20, 92[A61B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5049153 Endoscopic stapling device and methodExpiredJun 26, 90Sep 17, 91[A61B]
5015249 Endoscopic stapling device and methodExpiredDec 26, 89May 14, 91[A61B]

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