Inventor · Coon Rapids, MN, US

Thomas D. Chandler

10Patents
7h-index
12Co-inventors
63Inventor score

Filing activity: Apr 29, 1991 → Feb 3, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6225596A Portable welding unit Performing Operations; Transporting 83 Expired
US6046664A Welding power supply transformer apparatus and method Performing Operations; Transporting 48 Expired
US6244055A Refrigerant recovery and recycling system Mechanical Engineering; Lighting; Heating 28 Expired
US6155066A Injector, methods for using injector, and kit Physics 25 Expired
US5934091A Refrigerant recovery and recycling system Mechanical Engineering; Lighting; Heating 22 Expired
US6408637B1 Apparatus and method for recovering and recycling refrigerant Mechanical Engineering; Lighting; Heating 18 Expired
US5549832A Vehicle coolant recycling Mechanical Engineering; Lighting; Heating 8 Expired
US5888385A Vehicle coolant recycling Mechanical Engineering; Lighting; Heating 6 Expired
US5260545A Welding power supply Performing Operations; Transporting 5 Expired
US12357164B2 Medical device inspection scope Human Necessities 0 Active

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