Inventor
LEONARD JOHN J
44 patents
⚠️ This page may combine multiple inventors who share the name “LEONARD JOHN J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ATLANTIC RICHFIELD CO
30 patentsUS4567307AJan 28, 1986
Two-step methane conversion process
ATLANTIC RICHFIELD CO58 citations96
US4554395ANov 19, 1985
Methane conversion
ATLANTIC RICHFIELD CO69 citations96
US4523049AJun 11, 1985
Methane conversion process
ATLANTIC RICHFIELD CO96 citations96
US4443649AApr 17, 1984
Methane conversion
ATLANTIC RICHFIELD CO57 citations96
US4443645AApr 17, 1984
Methane conversion
ATLANTIC RICHFIELD CO53 citations96
US4443648AApr 17, 1984
Methane conversion
ATLANTIC RICHFIELD CO52 citations96
US4629718ADec 16, 1986
Alkali promoted manganese oxide compositions containing silica and/or alkaline earth oxides
ATLANTIC RICHFIELD CO89 citations95
US4634800AJan 6, 1987
Methane conversion process
ATLANTIC RICHFIELD CO53 citations94
US4444984AApr 24, 1984
Methane conversion
ATLANTIC RICHFIELD CO39 citations93
US4443644AApr 17, 1984
Methane conversion
ATLANTIC RICHFIELD CO27 citations93
US4443647AApr 17, 1984
Methane conversion
ATLANTIC RICHFIELD CO34 citations93
US4247524AJan 27, 1981
Preparation of zeolite A by hydrothermal treatment of clinoptilolite
ATLANTIC RICHFIELD CO37 citations92
US4670619AJun 2, 1987
Methane conversion process
ATLANTIC RICHFIELD CO28 citations91
US4393038AJul 12, 1983
Hydrogen peroxide production
ATLANTIC RICHFIELD CO28 citations91
US4547607AOct 15, 1985
Methane conversion process
ATLANTIC RICHFIELD CO21 citations82
US4443646AApr 17, 1984
Methane conversion
ATLANTIC RICHFIELD CO26 citations82
US4737595AApr 12, 1988
Hydrocarbon dehydrogenation
ATLANTIC RICHFIELD CO16 citations74
US4665260AMay 12, 1987
Methane conversion
ATLANTIC RICHFIELD CO7 citations74
US4560821ADec 24, 1985
Methane conversion
ATLANTIC RICHFIELD CO15 citations74
US4124633ANov 7, 1978
Tellurium catalyzed decomposition of peroxide intermediates resulting from the autoxidation of unsaturated aldehydes
ATLANTIC RICHFIELD CO13 citations74
US4468523AAug 28, 1984
Synthesis of dialkyl oxalates by the heterogeneously catalyzed oxidative carbonylation of alcohols
ATLANTIC RICHFIELD CO4 citations63
US4450293AMay 22, 1984
Preparation of α-hydroxyisobutyric acid using a thallic halide catalyst
ATLANTIC RICHFIELD CO2 citations63
US4292254ASep 29, 1981
Preparation of polyisocyanates from polycarbamates
ATLANTIC RICHFIELD CO6 citations63
US4290968ASep 22, 1981
Preparation of polyisocyanates from polycarbamates
ATLANTIC RICHFIELD CO3 citations63
US4146545AMar 27, 1979
Cyclic use of thallic oxide for preparing propylene oxide
ATLANTIC RICHFIELD CO6 citations63
US4031196AJun 21, 1977
Preparing aqueous alkaline slurry of thallic oxide
ATLANTIC RICHFIELD CO5 citations63
US4180681ADec 25, 1979
Preparation and recovery of methacrylic acid from an aqueous sodium methacrylate solution
ATLANTIC RICHFIELD CO4 citations60
US4448985AMay 15, 1984
Oxidation of isobutyric acid to alpha-hydroxyisobutyric acid
ATLANTIC RICHFIELD CO1 citations52
US4124635ANov 7, 1978
Process for the liquid phase oxidation of α,β-unsaturated aldehydes to α,β-unsaturated acids using zinc catalysts
ATLANTIC RICHFIELD CO0 citations52
US4264342AApr 28, 1981
Thermally condensed mixture of polyacrylonitrile and ferrous acetate as carbon monoxide adsorbent
ATLANTIC RICHFIELD CO1 citations50
TOYOTA RES INST INC
5 patentsUS11475720B2Oct 18, 2022
Methods and systems for collecting sensor data according to a data collection configuration based on an estimated information gain
TOYOTA RES INST INC0 citations61
US11654934B2May 23, 2023
Methods and systems for diversity-aware vehicle motion prediction via latent semantic sampling
TOYOTA RES INST INC0 citations59
US11079758B2Aug 3, 2021
Systems and methods for incentivizing user-aided improvement of autonomous vehicle control systems and methods of operating a vehicle using the same
TOYOTA RES INST INC0 citations51
US12509072B2Dec 30, 2025
Task-informed behavior planning
TOYOTA RES INST INC0 citations48
US10752249B2Aug 25, 2020
Vehicle systems and methods for providing turn assistance at an intersection
TOYOTA RES INST INC0 citations41
DURECT CORP
4 patentsUS9737605B2Aug 22, 2017
Injectable controlled release composition comprising high viscosity liquid carrier
DURECT CORP11 citations82
US10226532B2Mar 12, 2019
Compositions and methods involving polymer, solvent, and high viscosity liquid carrier material
DURECT CORP3 citations71
US9572812B2Feb 21, 2017
Compositions and methods involving polymer, solvent, and high viscosity liquid carrier material
DURECT CORP3 citations71
US11285217B2Mar 29, 2022
Compositions and methods involving polymer, solvent, and high viscosity liquid carrier material
DURECT CORP0 citations61