Inventor · Winterset, IA, US

Clarence E. Johnson

2Patents
1h-index
5Co-inventors
41Inventor score

Filing activity: Apr 13, 1978 → Feb 16, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US4189891A Method for anchoring and straightening walls Fixed Constructions 65 Expired
US6527059B1 Loosened soil relative to sweeps for energy reduction on chisel plows Emerging Cross-Sectional Technologies 0 Expired

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