Inventor · Greenwich, OH, US

Michael S. Hoffman

21Patents
7h-index
16Co-inventors
66Inventor score

Filing activity: Jan 6, 1992 → Nov 30, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6089502A Blunt-leading-edge raked wingtips Emerging Cross-Sectional Technologies 74 Expired
US5649379A Suspended multi-sided message display signs Physics 41 Expired
US5863019A Elongated poster gripping device Physics 24 Expired
US5938255A Installation tool for hanging signs Physics 23 Expired
US5267764A Ceiling anchor installation apparatus Fixed Constructions 16 Expired
US5718402A Poster gripping extrusion Physics 16 Expired
US6036153A Elongated non-pivotable hook for hanging signs from ceiling anchors Physics 8 Expired
US10561064B2 Hydraulically controlled flip up mower deck Human Necessities 5 Active
US11219158B2 Method and apparatus for controlling a boom mower Human Necessities 3 Active
US11197415B2 Implement control system and method Human Necessities 0 Active
US11708672B2 V-shaped snowplow blade with trip edge and pivotable snow shield Fixed Constructions 0 Active
US12290023B2 Method and apparatus for mounting a flail mower Human Necessities 0 Active
US11697911B2 V-shaped snowplow blade having trip edges Fixed Constructions 0 Active
US12178154B2 Method and apparatus for mounting a flail mower Human Necessities 0 Active
US11596101B2 Boom mower for a utility vehicle Human Necessities 0 Active
US10561065B2 Hydraulically controlled flip up mower deck Human Necessities 0 Active
US12256667B2 Method and apparatus for mounting a flail mower Human Necessities 0 Active
US12250901B2 Method and apparatus for mounting a flail mower Human Necessities 0 Active
US11619016B2 Multi-position snowplow blade with translatable trip edge Fixed Constructions 0 Active
US11638396B2 Hydraulically controlled flip up mower deck Human Necessities 0 Active
US11212959B2 Boom mower Human Necessities 0 Active

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