RC

Roger Cleveland

CG Callaway Golf: 106 patents #12 of 359Top 4%
RC Roger Cleveland Golf Company: 7 patents #17 of 58Top 30%
SS Skis Rossignol Sa: 1 patents #50 of 117Top 45%
TB Topgolf Callaway Brands: 1 patents #81 of 107Top 80%
🗺 California: #1,669 of 386,348 inventorsTop 1%
Overall (All Time): #10,662 of 4,157,543Top 1%
116
Patents All Time

Issued Patents All Time

Showing 76–100 of 116 patents

Patent #TitleCo-InventorsDate
6434811 Weighting system for a golf club head Richard C. Helmstetter, D. Clayton Evans, J. Andrew Galloway 2002-08-20
6428426 Golf club striking plate with variable bulge and roll Richard C. Helmstetter, D. Clayton Evans, Garth W. Smith 2002-08-06
D457930 Scoreline pattern of a golf club head Peter L. Soracco, Augustin W. Rollinson, Herbert Reyes, Richard C. Helmstetter 2002-05-28
D457582 Iron golf club head Richard C. Helmstetter, Augustin W. Rollinson, Karl A. Clausen, Robert R. Lang 2002-05-21
D457585 Scoreline pattern for golf club head Garth W. Smith, Augustin W. Rollinson, Richard C. Helmstetter 2002-05-21
D457209 Golf club head Peter L. Soracco, Augustin W. Rollinson, Herbert Reyes, Richard C. Helmstetter 2002-05-14
6364788 Weighting system for a golf club head Richard C. Helmstetter, D. Clayton Evans, J. Andrew Galloway 2002-04-02
D454606 Iron golf club head Richard C. Helmstetter, Joel B. Erickson, Augustin W. Rollinson, Luke R. Williams 2002-03-19
D453949 Iron golf club head Richard C. Helmstetter, Joel B. Erickson, Augustin W. Rollinson, Luke R. Williams 2002-02-26
6325728 Four faceted sole plate for a golf club head Richard C. Helmstetter, D. Clayton Evans, Garth W. Smith 2001-12-04
D449088 Cavity back iron Augustin W. Rollinson, Karl A. Clausen, Thomas R. Hilton, Larry G. Tang 2001-10-09
D447527 Scoreline pattern for golf club head Alan Hocknell, Garth W. Smith 2001-09-04
D446834 Scoreline pattern for golf club head Alan Hocknell, Homer E. Aguinaldo 2001-08-21
D444196 Golf club sole plate Richard C. Helmstetter, D. Clayton Evans, Homer E. Aguinaldo 2001-06-26
D441819 Golf club head Richard C. Helmstetter, D. Clayton Evans, Homer E. Aguinaldo 2001-05-08
D441415 Golf club sole plate Richard C. Helmstetter, D. Clayton Evans, Garth W. Smith 2001-05-01
D440616 Golf club head Richard C. Helmstetter, D. Clayton Evans, Garth W. Smith 2001-04-17
D430634 Golf club grip Wayne H. Byrne, Larry G. Tang 2000-09-05
D429512 Back surface for an iron golf club head Karl A. Clausen, Thomas R. Hilton, Richard C. Helmstetter, Larry G. Tang 2000-08-15
D429300 Iron golf club head Karl A. Clausen, Thomas R. Hilton, Richard C. Helmstetter, Larry G. Tang 2000-08-08
D427654 Golf club grip Wayne H. Byrne 2000-07-04
D425159 Scoreline pattern for golf club head Richard C. Helmstetter, D. Clayton Evans 2000-05-16
D420081 Sole design for golf club head Richard C. Helmstetter, D. Clayton Evans, Bret K. C. Larsen 2000-02-01
D415808 Scoreline pattern for golf club head Richard C. Helmstetter, D. Clayton Evans 1999-10-26
D414830 Golf putter with angled hosel and recess-intercepting, curved flutes at rear side Augustin W. Rollinson, Karl A. Clausen, Wayne H. Byrne 1999-10-05