Inventor
NIEMEYER III ROBERT H
US14 patents
⚠️ This page may combine multiple inventors who share the name “NIEMEYER III ROBERT H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AM INT CORP
11 patentsUS4794408ADec 27, 1988
Following error limit system for graphic recorder
AM INT CORP10 citations72
US4937594AJun 26, 1990
Large volume pen
AM INT CORP5 citations61
US4916467AApr 10, 1990
Direct writing over-the-drum graphic recorder
AM INT CORP2 citations61
US4896170AJan 23, 1990
Locking pen support means for graphic recorder
AM INT CORP2 citations61
US4873538AOct 10, 1989
Pen shuttle guide and spring return
AM INT CORP2 citations61
US4860032AAug 22, 1989
Automatic pen capping mechanism
AM INT CORP6 citations61
US4853714AAug 1, 1989
Automatic pen type sensor for graphic recorder
AM INT CORP3 citations61
US4827293AMay 2, 1989
Symmetrical braking system for a graphic recorder
AM INT CORP5 citations61
US4806954AFeb 21, 1989
Pen carriage suspension for graphic recorder
AM INT CORP3 citations61
US4794406ADec 27, 1988
Pen lifting and lowering positioner for graphic recorder
AM INT CORP4 citations61
US4763140AAug 9, 1988
Rotary action graphic recording system
AM INT CORP2 citations61