Robert R. Boldt — 4 Patents at Dickey-John

Robert R. Boldt has been granted 4 US patents while listed as an inventor at Dickey-John. The first was granted in 1981 and the most recent in December 1987. Robert R. Boldt ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Robert R. Boldt in Taylor Ridge, IL, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
4712054	Controller with two modes of braking induction motors	—	1987-12-08
4580640	Stroke control responsive to impact of hydraulic hammer	—	1986-04-08
4340886	Bearing and motor temperature monitor	Arthur R. Nelson	1982-07-20	$119,000
4251759	Relative motion monitor	—	1981-02-17

Robert R. Boldt — 4 Patents

Issued Patents All Time

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