Hellenkamp; Johann F.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hellenkamp; Johann F..The latest application filed is for "automatic surgical device and control assembly for cutting a cornea".

Company Profile

0.12.4

Hellenkamp; Johann F. - Miami FL

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Automatic surgical device and control assembly for cutting a cornea App 20070244496 - Hellenkamp; Johann F.	2007-10-18
Automatic surgical device and control assembly for cutting a cornea Grant 7,166,117 - Hellenkamp January 23, 2	2007-01-23
Positioning assembly for retaining and positioning a cornea Grant 6,610,076 - Hellenkamp August 26, 2	2003-08-26
Automatic surgical device and control assembly for cutting a cornea Grant 6,605,099 - Hellenkamp August 12, 2	2003-08-12
Automatic surgical device and control assembly for cutting a cornea App 20030144678 - Hellenkamp, Johann F.	2003-07-31
Automatic surgical device for cutting a cornea and a cutting blade assembly and control assembly therefor Grant 6,527,788 - Hellenkamp March 4, 2	2003-03-04
Automatic surgical device for cutting a cornea App 20020091401 - Hellenkamp, Johann F.	2002-07-11
Positioning assembly for retaining and positioning a cornea App 20020082628 - Hellenkamp, Johann F.	2002-06-27
Positioning assembly for retaining and positioning a cornea Grant 6,387,107 - Hellenkamp May 14, 2	2002-05-14
Automatic surgical device for cutting a cornea Grant 6,296,649 - Hellenkamp October 2, 2	2001-10-02
Positioning assembly for retaining and positioning a cornea Grant 6,042,594 - Hellenkamp March 28, 2	2000-03-28
Automatic surgical device control assembly for cutting a cornea Grant 6,007,553 - Hellenkamp , et al. December 28, 1	1999-12-28
Positioning assembly for retaining and positioning a cornea Grant 5,772,675 - Hellenkamp June 30, 1	1998-06-30
Automatic surgical device for cutting a cornea Grant 5,624,456 - Hellenkamp April 29, 1	1997-04-29
Piezoelectric dental cleaning device Grant 4,038,571 - Hellenkamp July 26, 1	1977-07-26
Hand Operated Sprayer Grant 3,840,157 - Hellenkamp October 8, 1	1974-10-08

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