Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DD

David Demar

Colgate-Palmolive: 11 patents #257 of 2,015Top 15%
LG: 11 patents #4,052 of 26,165Top 20%
MIMars, Incorporated: 9 patents #54 of 1,238Top 5%
ATAmes True Temper: 6 patents #24 of 85Top 30%
UNUniontools: 6 patents #5 of 32Top 20%
SSS. C. Johnson & Son: 4 patents #401 of 1,588Top 30%
MCMccormick & Company: 3 patents #32 of 130Top 25%
RBReckitt Benckiser: 3 patents #108 of 423Top 30%
HCHu-Friedy Mfg. Co.: 2 patents #24 of 59Top 45%
Pitney Bowes: 2 patents #540 of 1,308Top 45%
DCDictaphone Corporation.: 1 patents #77 of 140Top 60%
IPInline Plastics: 1 patents #23 of 39Top 60%
Yonkers, NY: #3 of 588 inventorsTop 1%
New York: #1,305 of 115,490 inventorsTop 2%
Overall (All Time): #36,730 of 4,157,543Top 1%
62 Patents All Time

Issued Patents All Time

Showing 51–62 of 62 patents

Patent #TitleCo-InventorsDate
D537700 Handle for hand-operated tool Thomas VanDyk, Roland Charriez, Michael Ballone, John Kiely, Keith Kristiansen +5 more 2007-03-06
D532274 Handle for hand tool Thomas VanDyk, Roland Charriez, Michael Ballone, John Kiely, Keith Kristiansen +5 more 2006-11-21
7121599 Hand-operated tool with central step Thomas VanDyk, Roland Charriez, Michael Ballone, John Kiely, Keith Kristiansen +5 more 2006-10-17
D522324 Cultivator head for hand tool Thomas VanDyk, Roland Charriez, Michael Ballone, John Kiely, Keith Kristiansen +5 more 2006-06-06
D521823 Bulb planter Thomas VanDyk, Roland Charriez, Michael Ballone, John Kiely, Keith Kristiansen +5 more 2006-05-30
D518340 Hand operated tool Thomas VanDyk, Roland Charriez, Michael Ballone, John Kiely, Keith Kristiansen +5 more 2006-04-04
D508597 Frame for a collapsible wheel barrow Brian J. Conaway, Keith Kristiansen, Mark E. Millman 2005-08-16
5816806 Dental instruments with large molded handles Walter B. Herbst, William E. Hess 1998-10-06
D394902 Dental handle Walter B. Herbst, William E. Hess 1998-06-02
5496972 Articulating weighing scale platform Thomas J. Pendleton, Sandor F. Weisz 1996-03-05
D356783 Modular digital voice processing machine for recording voice and data Thomas J. Pendleton, Sandor F. Weisz 1995-03-28
5332182 Adjustable leveling foot assembly Sandor F. Weisz, Thomas J. Pendleton 1994-07-26