Inventor · Chicago, IL, US

John V. Zaruba

38Patents
14h-index
30Co-inventors
81Inventor score

Filing activity: Jan 10, 1977 → Feb 15, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US5299969A Loop feature for propelled toy vehicles Human Necessities 50 Expired
US5102367A Toy vehicle wheel and axle assembly Human Necessities 46 Expired
US5224699A Basketball game Human Necessities 37 Expired
US4863172A Front and back grids comprising puzzle with movable squares Human Necessities 36 Expired
US4799678A Electronic game with animated host Human Necessities 24 Expired
US4569527A Treasure game with separable, changeable surfaces Human Necessities 22 Expired
US4435915A Hanging doll house structure Human Necessities 20 Expired
US4476649A Toy doll stroller and ferris wheel Human Necessities 20 Expired
US4941859A Town playset Human Necessities 18 Expired
US4282680A Manually operated frequency changer on wheeled toy with LED's Human Necessities 16 Expired
US4514175A Children's stuffed-art craft set Performing Operations; Transporting 16 Expired
US4623319A Figure including extrusion means actuated by figure appendages Emerging Cross-Sectional Technologies 16 Expired
US4552363A Board game having stackable tiles and moveable playing pieces Human Necessities 14 Expired
US4852886A Board game with stackable tokens and random moving disrupter Human Necessities 14 Expired
US4595099A Sandwich preparation and storage container set Emerging Cross-Sectional Technologies 13 Expired
USD251235S Platform weighing scale General 13 Expired
US5129655A Token moving game with spinning disrupter Human Necessities 13 Expired
US4594071A Composite toy vehicle assembly Human Necessities 13 Expired
US4518367A Figure including means for extruding plastic substance Emerging Cross-Sectional Technologies 12 Expired
US4927156A Property dealing game Human Necessities 12 Expired
USD384110S Electronic game housing General 11 Expired
US4783080A Method of playing a military board game Human Necessities 10 Expired
USD352322S Ball General 9 Expired
US6533275B2 Collectible dice Emerging Cross-Sectional Technologies 9 Expired
US5219433A Sequential response determining question game Human Necessities 8 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.