The examination of Pinus densiflora, also known as the Japanese Red Pine (Order: Pinales, Family: Pinaceae, Genus: Pinus), as a herbicide

This article examines the efficacy of the herbicide Organic Interceptor (TM), which "is derived from the liquid residues created during processing of pine trees for pulp and paper."

European patent application where the invention comprises a "repellent" (of various types). Claim #40 claims "repellents" that in the disclosure are suggested to include the oil of the Japanese cypress and the oil of Thujopsis dolabrata, both of which are covered by the current application

This is a dissertation-like document apparently produced as a final report for a postdoctoral fellowship. As part of the study, the author evaluated plants in Pakistan and Japan that have allelopathic effects, i.e. natural herbicidal effects. Two of the plants studied that appear to have high value are in the family Cupressaceae claimed in this patent.

Published US patent application disclosing insecticidal, herbicidal, anti-microbial, and anti-fungal applications of various plant essential oils, specifically pine needle oil and derivative oils of Thujopsis dolabrata. The pine oils are not explicitly claimed, however, Chamaecyparis obtusa essential oil is claimed as is Hiba essential oil, which is a derivative of Thujopsis dolabrata. Thujopsis and Chamaecyparis oils are claimed in the current patent application under review.