P

Inventor

PIPER ORTWIN

6 patents
⚠️ This page may combine multiple inventors who share the name “PIPER ORTWIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

INVENTIO AG

3 patents
US5713432AFeb 3, 1998

Drive frame for a self-propelled elevator car

INVENTIO AG37 citations89
US5769183AJun 23, 1998

Drive unit for a self-propelled elevator car

INVENTIO AG18 citations81
US6012553AJan 11, 2000

Mount for a lift cage safety device

INVENTIO AG5 citations61

PORSCHE AG

2 patents
US4033006AJul 5, 1977

Swingable support leg for a bridge

PORSCHE AG9 citations71
US4015303AApr 5, 1977

Support element for a bridge

PORSCHE AG6 citations61

(unassigned)

1 patent
US6083263AJul 4, 2000

Adjustable hip-joint endoprosthesis

43 citations91