{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Applied Power", "item": "https://www.patentleaderboard.com/company/applied-power"}, {"@type": "ListItem", "position": 3, "name": "Ingo Valentin", "item": "https://www.patentleaderboard.com/inventor/fl:in_ln:valentin-1"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
IV

Ingo Valentin — 9 Patents

APApplied Power: 2 patents #33 of 150Top 25%
Brookfield, WI: #106 of 745 inventorsTop 15%
Wisconsin: #5,350 of 40,088 inventorsTop 15%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Ingo Valentin has been granted 9 US patents while listed as an inventor at Applied Power. The first was granted in 1985 and the most recent in November 2002. Ingo Valentin ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Ingo Valentin in Brookfield, WI, US.

Patents per Year

Patents granted per year, 1985 to 2002Bar chart with a peak of 3 patents in 1988.peak 31985: 2 patents19851986: 1 patents19861988: 3 patents19882001: 1 patents20012002: 2 patents2002

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6484674 Free-piston internal combustion engine 2002-11-26
6406271 Swashplate type axial-piston pump 2002-06-18
6293231 Free-piston internal combustion engine 2001-09-25
D294358 Radial piston hydraulic pump 1988-02-23
D294382 Combined portable hydraulic pump and integral carrying case 1988-02-23
4722263 Portable hydraulic pump 1988-02-02
4615257 Swashplate type axial-piston pump 1986-10-07
4546632 Portable conduit bending apparatus Jan M. Van Den Kieboom 1985-10-15
4519752 Control system for a variable displacement pump 1985-05-28