RH

Richard C. Helmstetter

CG Callaway Golf: 183 patents #3 of 359Top 1%
📍 Carlsbad, CA: #10 of 2,500 inventorsTop 1%
🗺 California: #645 of 386,348 inventorsTop 1%
Overall (All Time): #3,976 of 4,157,543Top 1%
186
Patents All Time

Issued Patents All Time

Showing 26–50 of 186 patents

Patent #TitleCo-InventorsDate
6739983 Golf club head with customizable center of gravity Matthew T. Cackett, Alan Hocknell, Augustin W. Rollinson, J. Andrew Galloway 2004-05-25
6739982 Multiple material golf club head James M. Murphy, Herbert Reyes, Peter L. Soracco, Matthew T. Cackett, J. Andrew Galloway +2 more 2004-05-25
6719643 Golf club head with a face insert Alan Hocknell, D. Clayton Evans, Roger Cleveland, Matthew T. Cackett, Augustin W. Rollinson +2 more 2004-04-13
D487787 Scoreline pattern of a golf club head Roger Cleveland, Augustin W. Rollinson, Larry G. Tang, Luke R. Williams, Alan Hocknell 2004-03-23
D486195 Scoreline pattern for a golf club head Roger Cleveland, Augustin W. Rollinson, Karl A. Clausen, Deedee Lasker 2004-02-03
D486194 Putter head Ronald K. Hettinger, Joshua G. Breier 2004-02-03
D485592 Putter head Ronald H. Hettinger, Joshua G. Breier 2004-01-20
6679782 Putter head Larry G. Tang, Roger Cleveland, Augustin W. Rollinson, Wayne H. Byrne, Luke R. Williams 2004-01-20
D485321 Putter head Joshua G. Breier, Robert R. Lang, Augustin W. Rollinson 2004-01-13
D485320 Putter head Joshua G. Breier, Ronald K. Hettinger 2004-01-13
6669577 Golf club head with a face insert Alan Hocknell, Evan D. Gibbs 2003-12-30
6669580 Golf club head that optimizes products of inertia Matthew T. Cackett, D. Clayton Evans, Frank Fan, Alan Hocknell 2003-12-30
6663504 Multiple material golf club head Alan Hocknell, Uday V. Deshmukh, Matthew T. Cackett, Herebert Reyes, James M. Murphy +4 more 2003-12-16
D482091 Golf club head Peter L. Soracco, Augustin W. Rollinson, Roger Cleveland, Larry G. Tang, Luke R. Williams +1 more 2003-11-11
D481089 Putter head Joshua G. Breier, Robert R. Lang, Augustin W. Rollinson 2003-10-21
6632391 Method for manufacturing a golf club head with an insert having integral tabs Augustin W. Rollinson, John G. Guard, James F. Dooley, Victor S. Dennis, Pijush Dewanjee 2003-10-14
D480440 Iron golf club head Augustin W. Rollinson, Karl A. Clausen, Christopher J. Wieland, Larry G. Tang, Roger Cleveland +1 more 2003-10-07
6623374 Golf club head and set of golf clubs Augustin W. Rollinson, Roger Cleveland, Karl A. Clausen, Deedee Lasker, Larry G. Tang 2003-09-23
6620056 Golf club head J. Andrew Galloway, Ronald C. Boyce, Homer E. Aguinaldo, Curtis S. Woolley, Alan Hocknell 2003-09-16
6612938 Composite golf club head James M. Murphy, Herbert Reyes, J. Andrew Galloway, D. Clayton Evans, Daniel R. Jacobson +3 more 2003-09-02
6607623 Method of manufacturing a composite golf club head James M. Murphy, Herbert Reyes, J. Andrew Galloway, D. Clayton Evans, Daniel R. Jacobson +3 more 2003-08-19
6607452 High moment of inertia composite golf club head Herbert Reyes, James M. Murphy, Matthew T. Cackett, Pin Fan 2003-08-19
6592466 Sound enhance composite golf club head James M. Murphy, Herbert Reyes, D. Clayton Evans, J. Andrew Galloway, Daniel R. Jacobson 2003-07-15
D476710 Scoreline pattern for a golf club head Augustin W. Rollinson, Roger Cleveland, Karl A. Clausen, Deedee Lasker 2003-07-01
6582323 Multiple material golf club head Peter L. Soracco, Alan Hocknell, Matthew T. Cackett, Herbert Reyes, James M. Murphy +2 more 2003-06-24