Inventor · Sunnyvale, CA, US

Leonard Richiuso

33Patents
8h-index
29Co-inventors
75Inventor score

Filing activity: Jun 4, 1993 → Sep 13, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5546147A Lens deployment mechanism for compact camera Physics 33 Expired
USD684738S1 Pool cleaner General 31 Active
USD747573S1 Pool cleaner General 27 Active
US5323201A Cassette ejecting apparatus Physics 21 Expired
USD733374S1 Pool cleaner General 13 Active
US5563672A Interlock mechanism for preventing deployment of film loading chamber of a camera Physics 11 Expired
USD840621S1 Pool cleaner General 10 Active
US5652928A Method and apparatus for automatic deployment of camera lens Physics 8 Expired
US9194493B2 Filter clamp lock Emerging Cross-Sectional Technologies 5 Active
US10427076B2 Diatomaceous earth filter apparatus and method Performing Operations; Transporting 4 Active
US5870640A Lever cocking apparatus Physics 4 Expired
US5416547A Camera lens focus and shutter aperture setting Physics 4 Expired
US6561704B2 Camera with self-timer and timer for use in camera Physics 4 Expired
US8992775B2 Diatomaceous earth filter apparatus and method Performing Operations; Transporting 4 Active
USD747574S1 Pool cleaner General 3 Active
USD790787S1 Pool cleaner General 3 Active
US10082164B2 Filter clamp lock Emerging Cross-Sectional Technologies 2 Active
US8990990B2 Pool cleaner with hydraulic timer assembly Performing Operations; Transporting 2 Active
US9259130B2 Pool cleaner light module Mechanical Engineering; Lighting; Heating 2 Active
US10995781B2 Filter clamp lock Emerging Cross-Sectional Technologies 2 Active
US10563682B2 Filter clamp lock Emerging Cross-Sectional Technologies 2 Active
US6650837B1 Dual image viewfinder for camera Physics 2 Expired
US10125509B2 Pool cleaner with hydraulic timer assembly Performing Operations; Transporting 2 Active
US8998576B2 Pump with hydraulic isolator Mechanical Engineering; Lighting; Heating 1 Active
US5311239A Camera mechanism for setting focus and aperture Physics 1 Expired

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