Inventor

WALLIS PHILIP

US4 patents

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

PARKER PEN BV

2 patents

US4726845AFeb 23, 1988

Hybrid marking instrument and writing ink composition

PARKER PEN BV30 citations90

US4954002ASep 4, 1990

Writing instrument with membrane vent and their manufacture

PARKER PEN BV14 citations66

RAYCHEM CORP

1 patent

US4868023ASep 19, 1989

Polyolefin article having permanent indicia thereon

RAYCHEM CORP46 citations87

GLATKOWSKI PAUL J

1 patent

US8632699B2Jan 21, 2014

Fugitive viscosity and stability modifiers for carbon nanotube compositions

GLATKOWSKI PAUL J1 citations41