Growing community of inventors

Eden Prairie, MN, United States of America

David J Martin

Average Co-Inventor Count = 2.37

ph-index = 16

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 581

David J MartinPhilip C Dretzka (13 patents)David J MartinChadwick Aaron Shaffer (11 patents)David J MartinChris A Wadzinski (5 patents)David J MartinTyler E Peterson (5 patents)David J MartinRyan J Sweere (5 patents)David J MartinNathan J Friberg (4 patents)David J MartinLarry W Schmidt (3 patents)David J MartinKevin D Docken (3 patents)David J MartinDarrell W Hinklin (2 patents)David J MartinJerrod N Winter (2 patents)David J MartinBrian Algot Hanson (2 patents)David J MartinCal N Kosieracki (2 patents)David J MartinJoseph P Thelen (2 patents)David J MartinAndrew J Kjolhaug (2 patents)David J MartinPhat T Nghiem (2 patents)David J MartinAlan Joseph Kummet (2 patents)David J MartinAaron R Schweigert (2 patents)David J MartinAnthony N Pink (1 patent)David J MartinJay J Kakuk (1 patent)David J MartinSteven J Svoboda (1 patent)David J MartinBart T Ellson (1 patent)David J MartinKhari S Clarke (1 patent)David J MartinBrannon W Polk (1 patent)David J MartinPhilip G Stalpes (1 patent)David J MartinPaul Frederick Koltz (1 patent)David J MartinTodd A Otto (1 patent)David J MartinNicholas J Wersal (1 patent)David J MartinDerek S Duchscherer (1 patent)David J MartinSteve A Swinney, Ii (1 patent)David J MartinTimothy Werts (1 patent)David J MartinMark A Pankratz (1 patent)David J MartinEugene O Harrison (1 patent)David J MartinMartin L Olson (1 patent)David J MartinAlan J Kummet (1 patent)David J MartinChakradhari Ratala (1 patent)David J MartinWarren H Daun (1 patent)David J MartinTrent R Roth (1 patent)David J MartinDavid J Martin (42 patents)Philip C DretzkaPhilip C Dretzka (115 patents)Chadwick Aaron ShafferChadwick Aaron Shaffer (49 patents)Chris A WadzinskiChris A Wadzinski (31 patents)Tyler E PetersonTyler E Peterson (9 patents)Ryan J SweereRyan J Sweere (6 patents)Nathan J FribergNathan J Friberg (23 patents)Larry W SchmidtLarry W Schmidt (14 patents)Kevin D DockenKevin D Docken (7 patents)Darrell W HinklinDarrell W Hinklin (19 patents)Jerrod N WinterJerrod N Winter (7 patents)Brian Algot HansonBrian Algot Hanson (7 patents)Cal N KosierackiCal N Kosieracki (6 patents)Joseph P ThelenJoseph P Thelen (5 patents)Andrew J KjolhaugAndrew J Kjolhaug (5 patents)Phat T NghiemPhat T Nghiem (5 patents)Alan Joseph KummetAlan Joseph Kummet (3 patents)Aaron R SchweigertAaron R Schweigert (2 patents)Anthony N PinkAnthony N Pink (38 patents)Jay J KakukJay J Kakuk (26 patents)Steven J SvobodaSteven J Svoboda (24 patents)Bart T EllsonBart T Ellson (14 patents)Khari S ClarkeKhari S Clarke (10 patents)Brannon W PolkBrannon W Polk (8 patents)Philip G StalpesPhilip G Stalpes (7 patents)Paul Frederick KoltzPaul Frederick Koltz (7 patents)Todd A OttoTodd A Otto (6 patents)Nicholas J WersalNicholas J Wersal (6 patents)Derek S DuchschererDerek S Duchscherer (6 patents)Steve A Swinney, IiSteve A Swinney, Ii (5 patents)Timothy WertsTimothy Werts (2 patents)Mark A PankratzMark A Pankratz (2 patents)Eugene O HarrisonEugene O Harrison (1 patent)Martin L OlsonMartin L Olson (1 patent)Alan J KummetAlan J Kummet (1 patent)Chakradhari RatalaChakradhari Ratala (1 patent)Warren H DaunWarren H Daun (1 patent)Trent R RothTrent R Roth (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Toro Company (40 from 823 patents)

2. Other (1 from 832,718 patents)

3. The Tord Company (1 from 3 patents)


42 patents:

1. D1009946 - Cover for ground maintenance vehicle

2. D1009947 - Tank for ground maintenance vehicle

3. D994603 - Motor housing for snowthrower

4. D877779 - Debris blower

5. D872329 - Headlamp housing for a snow thrower

6. D859950 - Chainsaw

7. D854387 - Hedge trimmer

8. D832669 - Handle for lawn and garden tool

9. D828125 - Handle for lawn and garden tool

10. D802026 - Zero radius turn sand grooming vehicle

11. 9719468 - Engine for outdoor power equipment unit

12. D786940 - Snowthrower power head

13. D777795 - Handle for a ground working implement

14. D776721 - Snowthrower chute control

15. 9370175 - Sprayer with easily locatable operational controls, hill assist, pivotal hose reel, and agitation boost

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as of
12/14/2025
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